There is much less water on the surfaces of distant planets outside our solar system than previously thought. These exoplanets do not have thick layers of water, as was often speculated. That’s the conclusion of an international study led by ETH Zurich. 

A new national initiative aims to use AI-based models to improve the diagnosis and treatment of cancer patients. In this interview, Professor of Computer Science Gunnar Rätsch explains the role ETH Zurich will play.

The Robotics and AI Institute (RAI) in Zurich Oerlikon celebrated the opening of its new centre on 15 September. Marco Hutter, ETH professor of robotic systems and director of the RAI Institute Zurich, sat down with us to talk about the new opportunities that the research centre opens up and how it came about.

Caught between circular ideals, social realities and forgotten traditions, architecture must become more efficient but also more adaptable. Five perspectives on the future of construction. 

As part of its commitment to sustainable construction, ETH Zurich is introducing integrated design-build processes. 

Demolition is not the only option: two ETH professors aim to give buildings and building materials a second life.

Construction still relies on concrete and steel – at a high cost to the climate. But interest is shifting back to natural and reusable materials. 

By digitalising their supply chains, start-up Labwear Studios is able to manufacture fashion labels and garments in small quantities, thereby helping to combat overproduction in the fashion industry.

Patrick Rühs reveals why processed foods are crucial to global nutrition – and why blue corn tortillas are his favourite dish.

In a real-world lab in Jurapark Aargau, researchers and the local community are testing out ideas for a sustainable future. Here, knowledge flows both ways. 

ETH professor and architect Arno Schlueter on sustainable building, a new aesthetic, the role of teaching – and why climate-friendly solutions start with design. 

Former ETH Excellence Scholar Arianna Arpagaus works in the Children’s Research Center at the University Children’s Hospital Zurich researching and developing targeted therapies for children with leukaemia.

ETH Zurich’s Institute of Cartography and Geoinformation has just celebrated its 100th anniversary with a symposium for experts. A commemorative publication provides in-depth insights into 170 years of cartography at the university and is also aimed at laypeople interested in map art and a well-told (hi)story. 

Ece Sar studies mathematics at ETH Zurich. She puts a lot of perseverance and enthusiasm into pursuing her goal of passing on her love of mathematics and inspiring others to do the same.

ETH Professor Sonia Seneviratne is the first Swiss citizen to receive the prestigious German Environmental Award bestowed by the German Federal Environmental Foundation. The climate researcher shares the prize, endowed with a total of 500,000 euros, with a company from Gelsenkirchen.

The garden of the Kunsthaus Zurich now features an unusual sight: Zardoz, an eight-metre-high head sculpture that you can not only view but also enter and climb.

The autumn semester at ETH Zurich begins on 15 September. Whereas the number of new Bachelor’s degree students remains flat, the number of Master’s degree students has seen a slight increase.

According to ETH Zurich climate researchers, greenhouse gas emissions from major fossil fuel and cement producers are significant contributors to the occurrence and intensity of heat waves. These findings have been published in a new study in the journal Nature.

The exterior railings of the 125 year-old Schatzalp Hotel in Davos were in poor condition. Researchers at ETH Zurich teamed up with a local timber construction company and an ETH spin-off to find a replacement, using state-of-the-art technology.  

Game-based training improves not only the cognitive abilities of people with initial signs of developing dementia, but also leads to positive changes in the brain. That is according to two new studies by researchers from ETH Zurich and Eastern Switzerland University of Applied Sciences OST.

Nine researchers from ETH Zurich have just been awarded Starting Grants from the European Research Council (ERC). This is a positive signal for Zurich as a research location.

Students at ETH Zurich have developed a laser power bed fusion machine that follows a circular tool path to print round components, thereby being able to process multiple metals at once. The system significantly reduces manufacturing time and opens up new possibilities for aerospace and industry. ETH has filed a patent application for the machine.

Measurements analysed by an international research team led by ETH Zurich show that the global ocean absorbed significantly less CO₂ than anticipated during the unprecedented marine heatwave in 2023.

EPFL, ETH Zurich and the Swiss National Supercomputing Centre (CSCS) released Apertus 2 September, Switzerland’s first large-scale, open, multilingual language model — a milestone in generative AI for transparency and diversity.

After 25 years at the NASA Jet Propulsion Laboratory, Richard Kornfeld is returning to his alma mater. Starting in September, he will take over the operational management of ETH Zurich Space, bringing extensive experience of space missions to his new role.

After ten years, the Future Resilient Systems programme at the Singapore-ETH Centre (SEC) is drawing to a close. In our interview, Programme Director Jonas Jörin talks about the programme's successes and the future of resilience research.

Cancer cells provide healthy neighbouring cells with additional cell powerhouses to put them to work. This has been demonstrated by researchers at ETH Zurich in a new study. In this way, cancer is exploiting a mechanism that frequently serves to repair damaged cells.

After ten years, the Future Resilient Systems programme at the Singapore-ETH Centre (SEC) is drawing to a close. In our interview, Programme Director Jonas Jörin talks about the programme's successes and the future of resilience research.

In a groundbreaking study, researchers from the University of Bern and ETH Zurich have shown how climate change is intensifying supercell thunderstorms in Europe. At a global temperature increase of 3 degrees Celsius, these powerful storms are expected to occur more frequently, especially in the Alpine region.

For the first time, chemists at ETH Zurich have successfully used extremely short, rotating flashes of light to measure and manipulate the different movements of electrons in mirror-image molecules. They showed that chirality of molecules is not just a structural but also an electronic phenomenon.

The HIL building on the Hönggerberg campus is set to become a living lab. Now in need of renovation, the building will be remodelled and extended, with completion pencilled in for 2035. Professorships at ETH Zurich will engage with the project directly to research techniques and designs. Their aim is to advance sustainable redevelopment and retrofitting methods.

ETH Zurich researchers have found the holy grail of brewing: the formula for stable beer foam. But it's not just breweries that will benefit from these findings.

A research team from ETH Zurich has taught the four-legged robot ANYmal to play badminton – including precise arm movements, quick reflexes and nimble footwork.

Science no longer enjoys unlimited and universal trust. An array of groups are questioning scientific wisdom. What does this mean for students and researchers? Gabriel Dorthe studies how trust and mistrust emerge through mutual interaction between scientific and research-sceptical thinking.

The lecture series on aviation began over ten years ago. Today, it is one of the largest of its kind in Europe. Lecturer and initiator Peter Wild explains how it all began and how the course paves the way for students to enter the profession.

The Greenland ice sheet is melting at an increasing rate, a process accelerated by glacier calving, in which huge chunks of ice break free and crash into the sea, generating large waves that push warmer water to the surface. A new study now shows that this mechanism is amplifying glacial melt.

Even large objects with several hundred million atoms can exhibit quantum mechanical behaviour – without cooling and at room temperature, as researchers at ETH Zurich have shown. This yields exciting potential for new technologies.

A new type of tissue-engineered cardiac patch could not only seal defective areas of the heart, as has been the case up to now, but also heal them. An interdisciplinary team led by ETH Zurich has successfully implanted the patch in animals.

How do left-handed and right-handed molecules differ? Researchers at ETH Zurich are using a new imaging method to visualise what was previously only measurable as an average, opening up new possibilities for biology and materials science.

Dust particles from deserts promote ice formation in clouds. This discovery highlights the importance of aerosols for understanding cloud behaviour, predicting precipitation, and assessing the role of clouds in climate change.

For more than 100 years, scientists have puzzled over whether the Earth’s magnetic field had already been generated stably back in its early days when its inner core was fully liquid – unlike it is today. A team of geophysicists has used a simulation to show that this was highly likely.

The cultivation of thick muscle fibres from bovine cells in the lab has long been a challenge for scientists. Researchers from ETH Zurich have now successfully tackled this issue – with the goal of one day producing edible meat.

Nationalism is surging at an alarming rate in many parts of the world. Conflict researcher Lars-Erik Cederman explains the paradoxical impact of nationalists’ repeated underestimation of the nationalism of others. This could also hold true in the attack on Iran.

The rapid rise in global rocket launches could slow the recovery of the vital ozone layer, says Sandro Vattioni. The problem is being underestimated – yet it could be mitigated by forward-looking, coordinated action.

Time and again debris flows cause death and destruction. A research team has measured these flows of water, earth and debris with high precision. The study shows previously unexplained factors that determine the destructive force of debris flows – which allows appropriate protective measures to be put in place.

Pioneer Fellow Edoardo Pezzulli is developing software that makes it possible to continuously monitor carbon storage in the ground and reduce its risks. Now he is striving to bring his technology to market.

ETH professor Ueli Maurer has provided cryptography with a theoretical basis. Now he is retiring. However, his most important research project is yet to come.

At its meeting of 9 and 10 July 2025 and upon application of Joël Mesot, President of ETH Zurich, the ETH Board appointed eight professors. The Board also awarded the title of "Professor of Practice" once.

The Vice President Knowledge Transfer and Corporate Relations, Vanessa Wood, will step down from the ETH Executive Board effective December 2025. She looks back at her leadership roles within ETH and on the successful establishment of the new Vice Presidency.

For the first time, researchers at ETH Zurich have successfully produced hundreds of different types of nerve cell from human stem cells in Petri dishes. In the future, it will thus be possible to investigate neurological disorders using cell cultures instead of animal testing.

ETH Zurich and EPFL will release a large language model (LLM) developed on public infrastructure. Trained on the “Alps” supercomputer at the Swiss National Supercomputing Centre (CSCS), the new LLM marks a milestone in open-source AI and multilingual excellence.

ETH Zurich will receive 10 million Swiss francs a year from the Jörg G. Bucherer-Foundation for the next ten years. The university will use the funds to establish a competence centre for Earth observation with global appeal and a physical presence in the Canton of Lucerne. The Canton of Lucerne is to support the project as infrastructure partner.

A new 3D simulation tool developed by ETH and SLF researchers now allows for significantly more accurate predictions of complex alpine mass movements, supporting alpine risk management.

Chronic wounds are a major medical challenge, burdening healthcare systems with billions of dollars in costs every year. Pioneer Fellow Börte Emiroglu is developing a new product: a selective, sponge-like hydrogel that reduces inflammatory signals and actively promotes healing.

High temperatures and more frequent heatwaves are causing many people to doubt whether high-density urban planning is still sustainable. However, building physicist Jan Carmeliet argues that even dense cities can be cool if they are planned correctly. 

Giuseppe Antoniazzi is developing a diagnostic toolkit that gives early warning of fibrotic diseases. In doing so, this Pioneer Fellow wishes to contribute to the early detection of tissue scarring, which is usually noticed too late and can barely be halted, and enable countermeasures to be implemented.

Using nuclear magnetic resonance, researchers at ETH Zurich have studied the atomic environments of single platinum atoms in solid supports as well as their spatial orientation. In the future, this method can be used to optimize the production of single-atom catalysts.

Scientists are using trapped ions in experiments to search for signs of a new particle that could help explain the mysterious dark matter. Researchers at ETH Zurich are combining their results with findings from teams in Germany and Australia.

Christian Wolfrum has played a key role in the evolution of medical research at ETH Zurich. Now he’s taking on a new challenge in Singapore.

Following the resignation of the ETH Alumni Association Board of Directors, outgoing President Jeannine Pilloud looks back on the last two years and explains where the Association stands today.

The ETH professor has received one of the most prestigious awards in space research. According to the laudation, Thomas Zurbuchen has distinguished himself by his contributions to the aerospace community.

Urea is considered a possible key molecule in the origin of life. ETH researchers have discovered a previously unknown way in which this building block can form spontaneously on aqueous surfaces without the need for any additional energy.

Florian Dörfler develops algorithms that keep our power grids stable using mathematics and, as he says, a strong willingness to take risks. He has now been awarded the Rössler Prize, the most prestigious honour for young professors at ETH Zurich.

Researchers at ETH Zurich are developing a model in the lab made from human breast milk cells. They hope it will help them understand how breast milk is made – a little-researched area of female biology.

Six spin-offs of ETH Zurich were among the 18 finalists in this year’s Venture Awards. Three of them won in their respective categories, and three came in second. The Grand Prize went to spin-off MYNERVA.

Why are more new housing units being constructed in Geneva each year, while Zurich is seeing a decline? Why are older residential buildings in Basel, Geneva and Lausanne being vertically extended, while they are being demolished and replaced in Zurich? ETH researchers provide new answers to the role of housing construction and its social impact.

Researchers are developing a living material that actively extracts carbon dioxide from the atmosphere. Photosynthetic cyanobacteria grow inside it, forming biomass and solid minerals and thus binding CO2 in two different manners. 

According to the recently published QS World University Rankings 2026, ETH Zurich ranks among the world’s ten best universities once again this year. It took the top spot in continental Europe, with only universities in the US and the United Kingdom ranking higher. 

Researchers at ETH Zurich and Empa have developed a new image sensor made of perovskite. This semiconductor material enables better colour reproduction and fewer image artefacts with less light. Perovskite sensors are also particularly well suited for machine vision.

ETH Zurich has set up a master's programme in mechatronics in collaboration with Ashesi University in Ghana. The first cohort of students is now graduating. The project aims to contribute to sustainable industrialisation in sub-Saharan Africa.

Two biologists, an engineer, a physicist and a health scientist from ETH Zurich have been awarded ERC Advanced Grants worth around 12 million euros. The researchers are among the first in Switzerland to receive this prestigious EU research funding after a hiatus of several years.

ETH graduates are primed to excel – and they bring far more to the table than just technical expertise. This makes them popular among employers. But can ETH maintain its winning formula for education in the future?

Eva Heinen investigates the factors that influence our choice of transport. Her personal commute to ETH is by bus and on foot.

Knowledge grows through dialogue: we learn by explaining and understand by listening. ETH helps facilitate this process – in continuing education, in vocational training and at the science-policy interface.

Students at ETH Zurich are teaming up with engineers from industrial companies to help expedite innovation. This unique approach to teaching and collaboration has been hailed by both sides as a great success.

Alumna Petra Ehmann studied Mechanical Engineering at ETH Zurich. Today, she works for the Ringier media group as Chief Innovation and AI Officer. Her technical understanding helps her to act as a bridge builder between engineers, senior management and the market.

Alumna Michelle Ammann studied Comparative and International Studies at ETH Zurich and now works at the UN in New York. The innovative ETH mindset and her data analysis skills are highly valued by the international organisation.

ETH alumni Moritz Lechner and Felix Mayer have founded Sensirion, an internationally successful company. Now the two physicists look back. What has remained of their education at one of the best universities in the world?

Three women spin-off founders from ETH Zurich have developed a portable measuring device that analyses soil quality and enables customised fertilisation. The device makes farming more sustainable and efficient while reducing its environmental impact.

In 2019, ETH Zurich launched one of the world’s first Master’s degrees in Quantum Engineering. Since then, interest in the programme has soared – and its first graduates are already making their mark in industry.

The Graphische Sammlung ETH Zürich boasts a collection of some 160,000 prints and drawings by artists such as Dürer, Rembrandt and Warhol. Its new exhibition, NEOGEO, marks an experimental turn, featuring the work of three contemporary female artists.

An ETH spin-off, Swiss Vascular, has developed anatomically exact silicone models of cerebral vessels. Through this development, researchers will not only reduce the amount of animal experimentation required but also improve the standard of medical training for complex medical procedures.

What’s it like to study at ETH Zurich? Once a year, secondary school students spend a week getting a first taste of university life. In this video, Juliana Pfammatter from Valais and Gianin Prevost from Graubünden share their experiences in lecture halls, laboratories and on construction sites.

Many types of bacteria produce a protein complex that injects toxins into neighbouring cells to eliminate competitors. For the first time, researchers at ETH Zurich and Eawag discovered that these killer bacteria also use this weapon to feed on their neighbours.

Trace metals such as iron or zinc that are stored in deep-sea sediments are lost forever to phytoplankton on the ocean surface. This is what geochemists believed for a long time about the cycle of micronutrients in seawater. Now, researchers at ETH Zurich have discovered that this is not the case.

A spectacular breakthrough in geoscience shows that our planet is in motion even at a depth of 3000 kilometres.

The technology of ETH Zurich spin-off MESH allows for new shapes and was used for the Tor Alva in Mulegns, among others. And it makes construction more efficient, for example in prefabrication for the second Gotthard road tunnel. 

Every tumour is unique. This makes it difficult to find the most effective therapy for treatment. Researchers in Zurich and Basel are now showing how state-of-the-art molecular biological technologies can be used to create a detailed tumour profile within four weeks, enabling tailored treatment. The study is the first of its kind in the world.

Physicists at ETH Zurich have developed a lens with magic properties. Ultra-thin, it can transform infrared light into visible light by halving the wavelength of incident light.

On Wednesday, May 28th, the Birch Glacier collapsed under the weight of rock and debris from rockfalls on the Kleine Nesthorn. Following an on-site inspection, ETH Zurich researchers explain the background to the collapse that buried the village Blatten in an updated fact sheet.

A new study with ETH Zurich, finds that if global warming exceeds the Paris Climate Agreement targets, the non-polar glacier mass will diminish significantly. However, if warming is limited to 1.5°C, at least 54 per cent could be preserved—more than twice as much ice as in a 2.7°C scenario.

The European Space Agency (ESA) is celebrating its 50th anniversary. ESA has helped make Europe more technologically independent and has played a key role in space exploration in recent decades. And ETH Zurich has always been one of its partners on its journey.

Machine learning has emerged as a powerful tool for weather forecasting and offers considerable potential for climate projections. Nicolas Gruber and Andreas Prein explain why traditional simulations using numerical models remain indispensable. 

Researchers at ETH Zurich have developed the first technology that is able to recognise biomarkers in menstrual blood – directly in sanitary towels. MenstruAI promises a simple, non-invasive method for recording health data in everyday life.

Five years ago, an experiment began at ETH Hönggerberg: researchers set up an outdoor laboratory in the forest near the campus. They used sensors positioned in trees, the soil and in a stream to study water dynamics and the “old water paradox”. ETH News accompanied the head of the experiment, Marius Floriancic.

At the meeting on 21st and 22nd May 2025, the ETH Board appointed two female and four male professors at the request of ETH President Joël Mesot. The Board also awarded the title of "Professor" three times and the title of "Professor of Practice" twice.

By 2050, the aim is for Switzerland’s energy system to be decarbonised and no longer reliant on nuclear power. How this can be achieved and the costs of doing so are set out in a new report by a Swiss research consortium involving researchers from ETH Zurich, the universities of Geneva and Bern, EPFL, WSL, and ZHAW.

Around 100 Bachelor’s students from the Department of Mechanical and Process Engineering have spent two semesters working on their Focus projects in 11 teams. They will present the results of their projects on 28 May.

Tor Alva was officially inaugurated in Mulegns today in the presence of Federal Councillor Guy Parmelin and President of ETH Zurich Joël Mesot. The almost 30-metre-high, gleaming white tower is the world’s tallest 3D-printed building.

Cities can expand their bike lane networks significantly without causing additional congestion on the roads. That is the conclusion reached by the ETH research project E-Bike City. Project lead and transport researcher Kay Axhausen explains the implications for traffic, the environment and costs. 

New smart textiles developed by researchers at ETH Zurich use acoustic waves and glass fibres to help make precise measurements. They are light, breathable and inexpensive, and offer great potential for medicine, sports and everyday life.

Aldo Steinfeld, a pioneer in synthetic fuels, retires at the end of July 2025. This provides a compelling reason to present a portrait of the engineer and to find out how you can fill up your fuel tank with sun. 

Chemist and microbiologist Jörn Piel combs through the vast world of bacteria for new natural substances to combat the antibiotic crisis. The ETH professor has now been honoured for his research with one of Europe’s most highly endowed medical prizes.

Computer scientists at ETH Zurich discover new class of vulnerabilities in Intel processors, allowing them to break down barriers between different users of a processor using carefully crafted instruction sequences. Entire processor memory can be read by employing quick, repeated attacks.

Hidden beneath the Antarctic ice lies a system of lakes and watercourses. An research team, including ETH researchers, has for the first time directly observed the subglacial streams of West Antarctica. Their study shows how individual flood events influence the melting of the ice.

Teamwork is crucial for proteins. Little is known, however, about which protein teams are actually active in which tissues. A new large-scale study by systems biologists at ETH Zurich is now redrawing the map.

Teamwork is crucial for proteins. Little is known, however, about which protein teams are actually active in which tissues. A new large-scale study by systems biologists at ETH Zurich is now redrawing the map.

ETH Zurich is establishing a new research hub for augmented reality that involves close collaboration with Google. One of the ETH-Co-heads, Christian Holz, explains the importance of networking in this field. 

Researchers from ETH Zurich have carried out the largest field study to date, to find out whether heat pumps are running efficiently. When looked at in operation, it turns out that these units are often not optimally configured. Monitoring systems and legal standards could provide a remedy.

An interdisciplinary research team from Bern and Zurich has developed a method to clean urinary stents and catheters non-invasively – through the skin and without surgery – using ultrasound-activated microstructures.

Graubünden architect and ETH Professor Andrea Deplazes has embraced the linkage between design and construction both in teaching and practice. In the noughties, he became a pioneer of sustainable construction, epitomised by the Monte Rosa hut near Zermatt. Deplazes is set to retire in July.

Valerie Sticher and her co-author Aly Verjee argue that an international monitoring mission could bolster a ceasefire. But any new ceasefire faces serious challenges and will hold only if all parties heed the experience of past monitoring efforts in eastern Ukraine.

ETH Zurich researchers have developed a method that makes AI responses increasingly reliable. Their algorithm specifically selects data relevant to the question. In addition, even AI models up to 40 times smaller achieve the same output performance as the best large AI models.

Over 2,700 donors and partners supported ETH Zurich philanthropically in 2024. The ETH Foundation annual report provides insights into the wide-ranging support for projects and individuals over the last year.

Traditional large-scale power generators ensure a stable frequency of alternating current in the European power grid. Now, researchers from ETH Zurich have found a solution so that wind and solar power plants can take over – paving the way for the energy transition.

The planned space missions to search for remote life will provide valuable insights even if they do not find any evidence of life, says astrophysicist Daniel Angerhausen.

ETH Zurich is expanding its activities in the field of artificial intelligence, boosting Switzerland’s status as an AI hub. The university is also addressing the country’s skilled labour shortage through its education and training programmes. However, ETH Zurich fears that an impending paradigm shift in tuition fees could pose a challenge to its model of success.

Researchers at ETH Zurich have unravelled the complex network that cells use to repair their genetic material. By examining thousands upon thousands of genetic interactions, the team has discovered new vulnerabilities in cancer cells that could be exploited therapeutically in the future.

At a ceremony in Los Angeles on 5 April, the four major experimental collaborations at CERN’s Large Hadron Collider (LHC) – ALICE, ATLAS, CMS and LHCb – were awarded the prestigious Breakthrough Prize in Fundamental Physics.

ETH Zurich and Zühlke have conducted a study on how companies use AI technologies. A total of 633 companies from the fields of production, technology, healthcare and finance from the DACH region, the UK and the US were surveyed. Stefano Brusoni, Professor of Technology and Innovation Management, explains in an interview where the greatest potential lies and where Europe needs to catch up.

For the first time, ETH Zurich Materials Scientists are measuring the rolling friction of tiny, micrometre-sized particles. These measurements permit them to better understand everyday products such as concrete.

In the fight against bacterial pathogens, researchers are combining vaccination with targeted colonisation of the intestine by harmless microorganisms. This approach could potentially mark a turning point in the antibiotics crisis.

Monuments tell stories, but not always the whole story. Professor of architecture Silke Langenberg on why we need to take a broader approach to heritage conservation and which sites also deserve protection, in this interview to mark the 50th anniversary of the European Architectural Heritage Year. 

ETH Zurich has provided its final report to the State Secretariat for Education, Research and Innovation (SERI) on the “Leading House Asia” mandate. After more than 20 years and around 1,000 funded projects, the University has declined to apply for a new mandate period. The University of Zurich will take on the future role of Leading House for research cooperation with Asia.

New miniature laboratories are ensuring that artificial intelligence (AI) doesn’t make mistakes. They provide a controlled test environment where algorithms and AI models can be checked before being put to work under real-life conditions. The aim is for AI to work reliably.

The ETH spin-off Flink Robotics wants to revolutionize the handling of packages. Its founders Moritz Geilinger and Simon Huber have developed software that allows robots to work together and quickly take on new tasks.

Torsten Hoefler wins the prestigious ACM Prize in Computing for his pioneering work in high-performance computing. The fact that supercomputers have become so powerful that AI models can be trained very quickly with very large volumes of data is partly down to his research.

Life needs sufficient phosphorus. However, the element is scarce, not only today but also at the time of the origin of life. So where was there sufficient phosphorus four billion years ago for life to emerge? A team of origin-of-life researchers has an answer.

Elsbeth Stern will give her farewell lecture on 27 March. Stern, who conducts research on the topics of learning and teaching, has helped shape the discussion around the transition to the baccalaureate school in Switzerland. We talked to her one more time about her insights.

Who were our earliest ancestors? The answer could lie in a special group of single-celled organisms with a cytoskeleton similar to that of complex organisms, such as animals and plants. ETH researchers made these findings in a new study.

Switzerland’s glaciers are in increasingly poor shape. If greenhouse gas emissions are not cut drastically soon, they could cease to exist by 2100 – so says ETH Professor Daniel Farinotti in this ETH News interview to mark the first World Day for Glaciers.

A long-term Switzerland-wide study has found that neighbourhoods with numerous, well-arranged trees exhibit lower mortality risks than other areas. The reasons behind this, and the factors that play a role, will require further research.

From bridges and tunnels to railways, Switzerland has always invested heavily in the upkeep of its infrastructure. But how does it keep everything operating safely and smoothly while also instilling confidence that nothing will go wrong?

Trust takes years to build and seconds to break – not least when it comes to international relations. ETH researchers investigate what it takes to build confidence on the global stage.

How does disinformation impact public trust in science? And can healthy scepticism be a good thing? A debate between climate researcher Sonia Seneviratne, communication scientist Mike S. Schäfer and former Swiss Federal Chancellor Walter Thurnherr.

Trust in AI models is about more than just technical performance – ethical principles and human values are equally important.

Two Master’s students in Computer Science at ETH founded a start-up to offer high-quality, one-on-one online tutoring at affordable rates.

Philippe Kahn studied maths at ETH Zurich before upping sticks to Silicon Valley. His inventions changed the world – and continue to shape our lives to this day.

Lenny Winkel researches the environmental behaviour of trace elements such as selenium. A native of the Netherlands, she adores the Swiss mountains.

When it comes to getting along together, trust plays an indispensable role. While we all have an intuitive grasp of what this interpersonal investment involves, even science struggles to express exactly how it works.

Technology is improving football – from helping referees make more accurate decisions to developing better on-field tactics. ETH Zurich and FIFA are exploring how AI can make these advancements more accessible to competitions worldwide.

Lorenz Hurni considers what constitutes maps and why they are also instruments of power – and reveals how the Swiss World Atlas deals with disputed names and unilateral name changes.

What is it like to study at ETH Zurich? Sally Liu shares an insight into her daily life as a student – and explains why she finds it so important to speak openly about challenges.

A modulator developed by researchers from ETH Zurich has broken the terahertz mark. The ultrafast component efficiently transmits large volumes of data into the fibre-optic network in a short space of time.

In a total of 16 disciplines, the university ranks among the 10 best in the world. These are the latest results of the QS World University Rankings according to subject.

ETH researchers have developed a low-cost sensor made of carbon nanotubes that can selectively, efficiently and reliably measure minute quantities of oxygen in gas mixtures under light. The detector could be widely used in industry, medicine and environmental monitoring.

Of all places, Switzerland – the most innovative country in the world – suffers from a shortage of new digital technologies reaching the market in the healthcare sector. Researchers from ETH Zurich have been investigating how innovations can be developed responsibly and implemented faster.

Researchers at ETH Zurich have developed a method that makes it easier to study interactions between electrons in a material. Using a moiré material consisting of twisted atomic layers they created an artificial crystal lattice in a neighbouring material.  

Annette Oxenius has been appointed ETH Vice President for Research. From 1 August 2025, she will assume responsibility for research development and promotion at ETH Zurich. The 56-year-old Swiss national is an esteemed immunologist and professor at the ETH Department of Biology.

At the meeting on 5 and 6 March 2025, the ETH Board appointed five female and seven male professors at the request of ETH President Joël Mesot. The Board also awarded the title of "Professor" four times and the title of "Professor of Practice" once.

ETH Zurich has fabricated the world’s tallest 3D-printed structure. With the construction of the White Tower in Mulegns, researchers hope to bring innovative technologies to commercial maturity.

Working in the digital age is increasingly stressful for many people. For Erika Meins, digital technologies and artificial intelligence are both the cause and part of the solution, as they can effectively help reduce stress.

For the first time, researchers have been able to observe how the pupils react during sleep over a period of several hours. A look under the eyelids showed them that more happens in the brain during sleep than was previously assumed.

A new study by ETH researchers shows that the success of anti-immigration parties in Switzerland’s border regions is not due to the effects of migration itself, but rather to their rhetoric.

Polymer chemists at ETH Zurich have discovered a surprising way to virtually fully break down PMMA plastic – commonly known as acrylic glass – into its monomer building blocks. The process remains unaffected by the presence of additives.

Nine hundred participants, including two Federal Councillors, attended ETH Zurich to take part in the International Cooperation (IC) Forum, a joint event organised by SDC and SECO. Over the course of two days, they engaged in discussions on issues related to economic development.

What’s life like as a student at ETH Zurich? In the latest episode of the “Student Stories” video series, Marcel Walter provides us with a glimpse into his life as a civil engineering student.

To extend the lifespan of existing railway bridges and conserve resources, ETH researchers are working with Swiss Federal Railways (SBB) to develop new prediction models using machine learning algorithms. An AI assistant also helps civil engineers with the design of new bridges.

ETH Zurich researchers have investigated how tiny gas bubbles can deliver drugs into cells in a targeted manner using ultrasound. For the first time, they have visualised how tiny liquid jets generated by microbubbles penetrate the cell membrane enabling the drug uptake.

The three events of the first series were fully booked. Now ETH professor Thomas Michaels is returning with a second series of his cooking show in March, with prestigious guests and scientific explanations for the preparation of food and drinks. 

For Switzerland to achieve its net zero climate target, not only must it reduce its CO2 emissions, it must also find a way to store the greenhouse gas permanently. Researchers at ETH Zurich have investigated whether, and under what conditions, CO2 could be stored underground in Switzerland.

Founded with a view to boosting the lifespan and reliability of wind turbines, the ETH spin-off RTDT is now improving the devices’ electricity production and performance – all with the help of an intelligent plaster for rotor blades.

What is it like to study at ETH Zurich? Mohammed Said shares an insight into his daily life as a medical student and explains how a new world unfolds for him every day.

ETH researchers have developed a new gene switch that can be activated using a commercially available nitroglycerine patch applied to the skin. One day, researchers want to use switches of this kind to trigger cell therapies for various metabolic diseases.

ETH students have simulated an exploration mission to Venus by launching self-built test satellites from a plane over Dübendorf military airfield. These satellites glided to the ground with parachutes, recording acoustic signals during their descent.

The “Institutional Priorities 2025–2036” and the “Development Plan 2025–2028” set out how the university plans to fulfil its mission over the coming years.

Global warming causes extreme temperatures – this is clear to most, but few realize that both droughts and heavy rains are symptomatic of a climate in crisis. Sonia Seneviratne explains the far-reaching impacts of climate extremes.

For the first time, an international team of researchers has shown that countless tiny ice quakes take place in one of Greenland's mightiest ice streams. This finding will allow the flowing of the ice stream and associated changes in sea level to be estimated more accurately.

Body weight and body mass index alone are not enough to predict whether someone will develop a metabolic disease. A new atlas of cells in fat tissue could help to explain why some overweight people stay healthy, while others do not.

Medical research needs unresolved issues from clinical practice, says ETH Zurich Vice President Christian Wolfrum. He explains in an interview how cooperation between ETH research and hospitals can be improved and why ETH intends to pool its activities in medical research.

The University of St.Gallen (HSG) and ETH Zurich are jointly launching the “ETH-HSG Manufacturing Alliance”. In doing so, they want to strengthen the competitiveness of Swiss industry and promote young talent. The alliance combines the strengths of the two universities and provides new impetus in research and practice.

ETH Zurich’s CAS programme in Applied Technology in Energy provides a deeper understanding of the energy system. It enables participants to play a part in shaping the energy future of their company or industry and therefore in achieving the climate target of net zero.

With 37 new spin-offs, ETH Zurich continues its long-term upward trend in the launch of new companies from its research. Start-ups in the fields of artificial intelligence and biotechnology were particularly well represented.

Every second woman and every eighth man suffer from urinary tract infections. These are painful and can recur with serious health consequences. Pioneer Fellow Giorgia Greter has a solution.

Researchers aim to use vibrations to stimulate bone growth. Now, a new study paves the way for developing new therapies that may one day benefit patients suffering from bone fractures and age-related bone loss.

Successful test in breast cancer patients: the active agent digoxin, a cardiac medication, dissolves clusters of circulating breast cancer cells in the blood, thus reducing the risk of metastases formation.

Location data allows rich insights into private details about our lives: where we live and work, how we spend our free time and what is important to us, says Nina Wiedemann. This poses a considerable security risk – even if we have nothing to hide.  

Whether tunnels or retaining walls – many Swiss reinforced concrete structures from the 1960s to the 1980s are at risk. Corrosion can make them unstable. ETH start-up Talpa Inspection has now developed a solution to localise corrosion more easily, even in hard-to-reach places.

Science diplomacy can transcend the geopolitical arena, building trust and bridging gaps between nations, emphasises Joël Mesot. And presents three partnerships in generative AI that highlight the power of cross-sector cooperation – for humanitarian and peacekeeping missions as well as trustworthy AI.

Planning and building Europe’s largest capacity geotechnical centrifuge took seven years. Now, after one and a half years of operation, its official inauguration is finally being celebrated at the Hönggerberg campus. And it’s no coincidence that this is happening in mid-January.

Flight ticket prices could rise by 50 percent if aviation is made climate-neutral. This is an estimate from a new study by researchers at ETH Zurich. It is based in particular on the use of synthetic fuels.

An architecture PhD student at ETH Zurich has developed a simple solution for building concrete floors in a more climate-friendly way. Significant amounts of concrete and steel can be saved thanks to a lightweight, robust and reusable formwork design.

A biologist, a neuroscientist, a materials scientist and a physicist have each been awarded one of the prestigious grants of the Swiss National Science Foundation.

Researchers from ETH Zurich and ZHAW Winterthur are simulating in a new study how the future Swiss power system could be structured to withstand a drastic fall in gas and electricity imports. By doing so, they aim to contribute to the discussion surrounding Switzerland’s supply security.

An international team of researchers has examined the environmental, social, economic and legal aspects of wind energy. In this interview, Russell McKenna, an expert in energy system analysis, explains where he sees the greatest need for action to further develop wind energy.

Researchers at ETH Zurich have developed a climate-friendly covering for walls and ceilings that temporarily stores moisture, creating a comfortable environment in heavily used indoor spaces. The covering components are made of mineral waste materials and are produced by means of 3D printing.

On the Pic du Midi in the Pyrenees, ETH Zurich researchers have analysed particulate matter, clouds and rainwater for traces of arsenic. Using newly developed measurement methods, they have elucidated the transport pathways of the environmental toxin in the atmosphere.

Geophysicists at ETH Zurich are using models of the lower mantle to identify areas where earthquake waves behave differently than previously assumed. This indicates the presence of zones of rocks that are colder, or have a different composition, than the surrounding rocks. This finding challenges our current understanding of the Earth's plate tectonics – and presents the researchers with a major mystery.

Earth-observation satellites deliver data for a wealth of applications – from monitoring climate change and documenting war crimes to planning disaster relief and assessing snow depth. ETH researchers are also big beneficiaries.

2024 saw ETH Zurich once again confirm its position as a global leader in research and teaching – be it in the field of biology, energy sciences or space research.

Deep geothermal energy is climate-friendly and base-load capable - but how can this heat be tapped safely? ETH researchers are working on minimizing the earthquake risk and developing completely new systems, for example with closed CO2 cycles.

ETH Zurich is involved in a number of space missions – from satellite-based searches for signs of life on exoplanets to the hunt for gravitational waves with the LISA space antenna. These projects rely on strong partnerships with the aerospace industry.

Space start-ups in Switzerland enjoy the support of ESA BIC Switzerland, a business incubation centre set up by ESA and run by ETH Zurich. The programme helps researchers take their first steps towards commercial success.

The SmartStamp app is used to verify the authenticity of artworks.

Bettina Heim won the Swiss figure-skating championships before developing an interest in quantum computing. She studied physics at ETH and now develops software for the computers of the future.

Neuroscientist Johannes Bohacek investigates the molecular basis of stress in the brain. He originally wanted to become a psychotherapist.

Earth-observation satellites deliver data for a wealth of applications – from monitoring climate change and documenting war crimes to planning disaster relief and assessing snow depth. ETH researchers are also big beneficiaries.

Thomas Zurbuchen, Director of ETH Zurich Space, explains how Switzerland can do a better job of exploring and exploiting space – and how there’s still enormous potential to be tapped.

Few courses of study at ETH Zurich have attracted quite as much attention as the new Master in Space Systems. Teachers and students strapped in for the programme’s launch this autumn.

The Teaching Diploma in Sport at ETH Zurich pushes the students to their limits. Blending outdoor education with the romance of camp life, the course sees students brave cold water and river rapids. A glance into a programme one of its kind in Switzerland.

Professor Ciira wa Maina is the Chair of Data Science Africa, a founding member of the International Computation and AI Network (ICAIN), an initiative to democratise artificial intelligence (AI). In an interview with ETH News, he explains how AI can help African farmers and why Europe benefits from cooperation.

Brienz has just been evacuated for the second time. The decision is based, among other things, on thousands of simulations that ETH professor Jordan Aaron has produced using a computer model he developed. In an interview with ETH News, he explains why this model was used.

This year’s Innovation Project required ETH students to develop kit-based robots capable of delivering gifts down the chimneys of model-sized houses. The ten best teams will compete against each other in the final on 17 December.

These small particles are reminiscent of paper flowers or desert roses. Physicians can use them to guide medicines to a precise destination within the body. Better yet, the particles can easily be tracked using ultrasound as they scatter sound waves.

ETH spin-off Aeroskin Tech is developing innovative thermal insulation that uses aerogel technology to insulate buildings more efficiently and more sustainably. This new insulation has an energy-saving effect and is significantly thinner than conventional materials.

Two flagship projects from Innosuisse have been launched at ETH Zurich with the aim of transforming the Swiss construction industry in a sustainable way: While "Swircular" lays the foundation for a circular construction industry, "Think Earth" enables regenerative construction with timber and earth.

At its meeting on December 5, 2024, the ETH Board appointed nine professors at the request of ETH President Joël Mesot. In addition, the title "Professor" was awarded twice.

A new generation of wearable sensors will fundamentally change medicine. Researchers at ETH Zurich and international experts have now published an overview showing what is possible with such sensors and what questions their developers should consider to ensure their successful future use.

ETH Zurich researchers have uncovered a serious side effect of using the CRISPR-Cas gene scissors. A molecule designed to make the process more efficient destroys parts of the genome.

Verena Zimmermann is convinced that it is too simplistic to view people solely as a risk factor in cyber security. Rather, the special abilities of users should be utilised in a targeted way in order to increase cyber security.

People are already being forced to flee the consequences of climate change to an alarming extent in the Global South, says Jan Freihardt. He believes, however, that Europe's fear of mass climate migration is exaggerated, since international migration has other root causes.

On 2 December, Andreas Fischlin will give his farewell lecture. Time for a profile of the systems ecologist who fought against climate change at the highest political level.

Sleep problems have become a widespread issue. In a new popular science book and in an interview with ETH News, ETH sleep researcher Caroline Lustenberger describes the do’s (and don’ts) for when you can’t get to sleep.

The prize for the most promising invention of the past year goes to Marie Amélie Perrin and Victor Mougel. They have developed a method that enables rare earth elements to be efficiently recovered from electrical waste.

Since the 1980s, it’s been known that a mysterious contaminant forms in chloraminated drinking water, but only now has a Swiss-American research team been able to identify the unknown product in US drinking water systems.

Four women and four men successfully applied for Starting Grants from the Swiss National Science Foundation via ETH Zurich.

Vice President of Research Christian Wolfrum is leaving ETH as of 1 July 2025 to take up a new academic challenge: he is to become Deputy President and Provost responsible for all academic matters at Nanyang Technological University, Singapore (NTU Singapore).

The coloured Cube has been around for 50 years. Its inventor, Ernő Rubik, celebrated his 80th birthday this year. At the invitation of the ETH Department of Mathematics, he spent some time in Zurich to discuss the fascination of the Rubik’s Cube with researchers, students and children.

Researchers at ETH Zurich have discovered a mechanism behind the yo-yo effect: fat cells have a memory that is based on epigenetics.

The XPRIZE Rainforest competition acknowledged ETH Zurich-led team for its development and deployment of novel, autonomous technologies that enable near real-time insights about biodiversity.

Rector Günther Dissertori explained on the 169th anniversary of ETH Zurich the fundamental objective he was pursuing with a reform package in teaching. President of ETH Zurich Joël Mesot and Federal Councillor Albert Rösti also spoke to the many guests from politics, business and science. The Head of the Federal Department of the Environment, Transport, Energy and Communications and former ETH graduate gave this year’s ceremonial address.

Marco Mazzotti will be conferred emeritus status at the end of January 2025. A good reason for a portrait of this dedicated process engineer, who came to his field of research quite unexpectedly.

Researchers at ETH Zurich are utilising artificial intelligence to analyse the behaviour of laboratory mice more efficiently and reduce the number of animals in experiments.

Smart homes are intended to make life easier, but logging into individual devices is often still an onerous task. Researchers from ETH Zurich have investigated how everyday routines could be used for secure and user-friendly authentication – with no need for cumbersome passwords.

Researchers at ETH Zurich have combined two gene editing methods. This enables them to quickly investigate the significance of many genetic mutations involved in the development and treatment of cancer.

ETH Professor Yiwen Chu is investigating how to apply quantum states to ever larger objects. This should help to gain new insights into physics and develop more efficient technologies. She has now been awarded the ETH Zurich Latsis Prize for her outstanding research.

Hydrogen-powered planes are set to take wing around the world in the future. To make this possible, engineers have to develop the jet engines that will power them. Experiments by researchers at ETH Zurich are now providing the necessary basis for making these engines powerful and durable.

As part of a two-day state visit, President of the Czech Republic Petr Pavel and President of the Swiss Confederation Viola Amherd visited ETH Zurich. The two leaders attended the Swiss-Czech Biotechnology and Pharmaceutical Forum.

A team of three European researchers will develop an imaging method to non-invasively measure the stiffness of moving organs such as the heart. The researchers will be supported by the European Research Council.

An ETH Zurich team of engineers has developed RoBoa – a snake-like robot with the ability to grow in length and slither into the most inaccessible places.

A secure supply of electricity from renewable energies can only succeed if we also modernise the grid infrastructure. At the Energy Science Centre (ESC), ETH researchers are looking for smart ways to make the electricity grid fit for the energy transition without expensive expansion.

For many people, architectural norms create barriers to accessibility. How might we re-imagine our built environment to make it more inclusive?

Pioneer Fellow Hao Liu uses lasers to produce microfilament structures to grow biological tissue in the lab for research and medicine – from muscle tissue to cartilage. Now he’s working to ready this technology for the market.

From 25 to 27 October, 67 teams from 24 countries competed in ETH Zurich’s Cybathlon – fighting not only for victory, but also for the advancement of assistance technologies that are more suitable for everyday use. The third edition of the competition for people with disabilities and experimental assistive technologies was a complete success.

A team led by ETH climate researcher Sandro Vattioni has shown that diamond dust released in the atmosphere could be a good way to cool the climate. However, it is still not a sustainable solution to climate change, says Vattioni in an interview with ETH News.

A sustainable transition to a climate-friendly and biodiversity-rich Switzerland is only possible if we tackle the energy transition, climate change mitigation and biodiversity loss together. This will not be easy, but it is worthwhile and ultimately indispensable, says Reto Knutti.

Steering and navigating manual wheelchairs on pavements costs wheelchair users a lot of energy and places a strain on their joints. Two ETH employees have discovered a brilliant and simple solution that they are now developing further to bring to market.

The prize for the best invention at ETH Zurich 2024 will be awarded on 21 November. An overview, complete with videos, of the five technologies that made it to the final.

The EU AI Act is designed to ensure that AI is transparent and trustworthy. For the first time, ETH computer scientists have translated the Act into measurable technical requirements for AI. In doing so, they have shown how well today's AI models already comply with the legal requirements.

Taking place for the first time at Cybathlon 2024 is the Assistance Robot Race, with ETH  represented by Team RSL. When paraplegic pilot Sammy Kunz navigates the course, a four-legged robot will be at his side. 

Researchers at ETH Zurich have analysed down to the smallest detail the unusual arsenal of weapons that a predatory marine bacterium has at its disposal. Perhaps one day these weapons could also be put to use in medicine.

While living matter can advance technology and render human activities more efficient and eco-friendly, the way in which we currently fabricate materials containing living cells is far from sustainable. Miriam Filippi calls us to rethink our biofabrication practices.

Using a new method, researchers at ETH Zurich can measure alterations in the social network of proteins in cells. This work lays the foundation for the development of new drugs to treat diseases such as cancer and Alzheimer’s.

He studies cancer cells and their cellular environment in order to new therapies. Now, ETH Zurich Professor Andrea Alimonti is being awarded the Cloëtta Prize.

Where is generative AI already proving its worth in teaching and what are its limits? Will avatars soon replace lecturers? In this interview, Jan Vermant, Vice Rector for Curriculum Development, talks about trends at ETH and his own experiences.

EPFL and ETH Zurich Presidents Martin Vetterli and Joël Mesot consider high tuition fees as in the English-speaking world to be the wrong approach to improving the financial situation of the two universities. Students should be seen as success factors for our country and not as cash cows.

For those with a conventional leg prosthesis, climbing stairs and negotiating uneven terrain are almost insurmountable obstacles. But drawing on ETH expertise, Team Ottobock.X3 has now designed an intelligent prosthesis that helps its wearer move about more freely.

Researchers at ETH Zurich have developed a laser that produces the strongest ultra-short laser pulses to date. In the future, such high power pulses could be used for precision measurements or materials processing.

Materials researchers have created a new composite material that combines two incompatible properties: stiff yet with a high damping capacity.