ETH News

Since the 1980s, its 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.

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.

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.

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

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.

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.

This past weekend, 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.

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.

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.

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.

ETH Zurich has once again been recognised as one of the world’s top universities in the latest Times Higher Education (THE) Rankings. The rankings also identify areas where the university has potential for further development.

The first edition of the CAS ETH Machine Learning in Finance and Insurance course is coming to an end. Participants particularly value the programme’s combination of technology, ethics and practice with a view to making responsible use of artificial intelligence at their companies.

In the international Cybathlon competition, people with physical disabilities undertake routine tasks with the aid of assistive technology that can be seamlessly integrated into everyday life. Below, we present three ETH teams that will be putting their innovative solutions to the test at this October’s event.

ETH Zurich and EPF Lausanne (EPFL) are intensifying their collaboration in artificial intelligence (AI). They have founded the Swiss National AI Institute (SNAI) with the aim of addressing challenges in AI by leveraging their broad scientific expertise. Funding for the related research programs has been secured.

An organism as a tenant in another - in biology, this often works quite well. ETH researchers have now shed light on how such a partnership of a cell in a cell can establish.

When Kiril Vasilev started his Master's in Data Science at ETH Zurich, he was taken aback by the intensity of the workload. In the latest episode of the "Student Stories" series, he shares how he adapted to this demanding new routine.

This year’s Cybathlon introduces a new discipline, the Vision Assistance Race. Lining up to go is Team SightGuide – a joint venture between UZH, ZHAW and ETH.

ETH spin-off Terensis is able to forecast the harvest yield and climate risks such as droughts and frost with the help of satellites. This not only helps farmers to plan. Authorities and insurance companies can also predict damage more efficiently.

The thirteenth edition of the Swiss HR Barometer focusses on the topic of ‘Sense and nonsense at work’. The majority of the 2032 respondents in Switzerland feel that their work is important and meaningful, with this becoming increasingly important from the age of 55. However, almost half feel alienated to some extent, and the perceived boredom has increased slightly compared to 10 years ago.

Research areas at ETH Zurich span barriers in a wide variety of fields, including cell biology, drug delivery and spatial planning. Below, we look at examples from six different disciplines.

ETH doctoral student Rolf Imseng comes from a working class family. Together with ETH Vice-President Julia Dannath and ETH Professor Ursula Renold, he talks about the hurdles that his background brings with it. A conversation about social mobility in Switzerland.

Nina Cabezas Wallscheid, Professor of Stem Cell Biology and Ageing, is researching the impact of nutrition on the human blood system. Her research team aims to identify the ideal diet for a long and healthy life.

ETH agronomist Fridolin Stocker worked on Swiss farms before discovering his fascination for Africa. Today he manages a coffee farm in Zambia.

ETH student and top sprinter Géraldine Frey is preparing for her races with an innovative piece of equipment. Developed at ETH Zurich, the Airshield reduces aerodynamic drag, enabling athletes to train at speeds above their normal pace.

Michelle Halbheer started her studies at ETH feeling uncertain. In a video from the "Student Stories" series, she shares how she overcame her initial doubts and reflects on what she would change if she could start over.

Challenges and setbacks can strengthen students’ resilience and are an important aspect of learning. This is why the Student Project House adopts the “fail-forward” approach. An essay by Moritz Mussgnug about mistakes and failure.

Thomas Michaels, ETH Zurich Professor of Soft and Living Matter Physics, launches the ETH show series "Cook the Science". Together with well-known chefs and food producers, he will present the fascinating science behind cooking, from the basic physical and chemical properties of food to how these change during cooking.

At its meeting of 18 and 19 September 2024 and upon application of Joël Mesot, President of ETH Zurich, the ETH Board appointed fifteen professors. The Board also awarded the title of "Professor of Practice" once.

Researchers at ETH Zurich have been working with researchers from Ukraine and Germany to investigate how to rebuild Ukraine’s destroyed energy infrastructure based on renewable energy. They have determined that solar and wind energy would quickly deliver a distributed power supply system and prevent corruption.

Fatima Ali Ebrahim struggled during her first year at ETH Zurich, finding lectures difficult and knowing hardly anyone. She even considered dropping out. In the video series "Student Stories," she shares what helped her turn things around and why she now loves studying at ETH.

To make informed decisions, governments and international organisations need data. The United Nations has been analysing the global availability of such data together with ETH Zurich. This has brought to light some surprising insights.

Researchers at ETH Zurich have developed a new way to break down a dangerous subgroup of PFAS known as PFOS. With the help of nanoparticles and ultrasound, piezocatalysis could offer an effective alternative to existing processes in the future.

For the first time in its 12-year history, ETH Industry Day, which aims to bring together Swiss business with the university’s researchers and start-ups, is taking place in the heart of the City of Zurich. It is becoming part of Open-i, the event succeeding the Swiss Innovation Forum.

ETH Zurich researchers have developed a fast, robot-assisted printing process for earth materials that does not require cement.

Researchers at ETH Zurich and the Max Planck Institute for Intelligent Systems have developed a robotic leg with artificial muscles. Inspired by living creatures, it jumps across different terrains in an agile and energy-efficient manner.

Researchers at ETH Zurich have managed to make sound waves travel only in one direction. In the future, this method could also be used in technical applications with electromagnetic waves.

Just last year, the Academic Motorsports Club Zurich AMZ reclaimed a world record title. Now, the student team has wrapped up their Formula Student racing season this year with an unmatched performance that exceeds that of all other student race teams in the circuit.

Pharmaceutical researchers often find new pharmaceutically active substances only by sifting through large collections of chemical compounds. Chemists at ETH Zurich have now made critical progress on a specific process for generating and searching these collections.

Ahead of the vote on the biodiversity initiative, basic insights on the state of biodiversity and habitats in Switzerland are being discussed controversially. Loïc Pellissier counters by holding up the scientific consensus.

The exhibition “Colonial Traces – Collections in Context” opens today in the extract exhibition space. It explores the past of objects from the ETH Zurich collections and sheds light on the connection between the natural sciences and colonialism.

Researchers at ETH Zurich are using iron to store hydrogen safely and for long periods. In the future, this technology could be used for seasonal energy storage.

Scientists around the world can now go full throttle in their research into chemical plastics recycling. Researchers at ETH Zurich have laid important foundations for this by showing that it’s all about the stirring.

Four researchers from ETH Zurich have successfully applied for Consolidator Grants funded by the Swiss National Science Foundation.

Not all pain is the same. Depending on the cause, it requires different therapies. A team led by ETH Zurich has now developed a method that enables physicians to better distinguish between physical and psychosocial pain.

Most of a planet’s water is generally not on its surface but hidden deep in its interior. This affects the potential habitability of distant worlds, as shown by model calculations of researchers at ETH Zurich and Princeton University.

Machine learning, AI and new technologies are rapidly changing industry. The CAS ETH in AI and Software Development is aimed at managers who want to make better informed decisions for their companies. It is part of the new MAS in AI and Digital Technology.

A new class of fat cells makes people healthier. The cells consume energy and produce heat through seemingly pointless biochemical reactions.

Catastrophic volcanic eruptions that warmed the planet millions of years ago shed new light on how plants evolve and regulate climate. Researchers reveal the long-term climate effects of disturbed natural ecosystems - its implications both in geological history and for today.

The brain chemical orexin is crucial when we choose between sport and the tasty temptations that beckon everywhere we turn. This research finding could also help people who find it difficult to motivate themselves to exercise.

The Department of Earth Sciences at ETH Zurich has been renamed the Department of Earth and Planetary Sciences, abbreviated to D-EAPS, effective 1 August. Head of Department Johan Robertsson explains why the renaming was both logical and necessary.

ETH researchers have modified certain bacteria with UV light so that they produce more cellulose. The basis for this is a new approach with which the researchers generate thousands of bacterial variants and select those that have developed into the most productive.

Southern Europe is currently battling a heat wave. Jan Carmeliet explains how cities can tackle the summer heat. It is a balancing act that calls for finely tuned measures.

Researchers at ETH Zurich have uncovered how colorectal cancer cells colonise the liver. Their findings could open up new ways to suppress this process in the future.

Earth seen from space: ETH spin-off askEarth facilitates access to satellite images for environmental and climate monitoring. It supports businesses in combatting deforestation.

Despite a wet and grey June, summers in Switzerland are getting hotter than expected. The increased summer temperatures harbour risks that we are not well prepared for, says Dominik Schumacher.

Researchers from ETH Zurich and Empa have developed a hydrogel implant that can help prevent endometriosis, a condition that affects a great many women. This innovation also acts as a contraceptive.

When the Earth’s ice masses melt, the way the planet rotates also changes. Researchers at ETH Zurich have now been able to show how climate change is altering the Earth’s axis of rotation and the length of the day. The speed of rotation, which was hitherto mainly influenced by the moon, will now also depend much more on the climate.

At its meeting of 11 and 12 July 2024 and upon application of Joël Mesot, President of ETH Zurich, the ETH Board appointed six professors. The Board also awarded the title of "Professor" two times and the title of "Professor of Practice" once.

A newly developed airshield supports track and field athletes such as Mujinga Kambundji with overspeed training.

The war in Ukraine is also a war for soil. Sebastian Dötterl, Professor for Soil Resources at ETH Zurich explains what makes Ukrainian soil so valuable and why it will become even more geopolitically significant.

ETH researchers are developing a process inspired by nature that efficiently recovers europium from old fluorescent lamps. The approach could lead to the long-awaited recycling of rare earth metals.

This year’s European Hyperloop Week is being held in Zurich. Student engineering teams will present their prototypes to a jury and compete against each other in different categories. ETH Zurich is represented with the Swissloop project.

A new electrolyte design for lithium metal batteries could significantly boost the range of electric vehicles. Researchers at ETH Zurich have radically reduced the amount of environmentally harmful fluorine required to stabilise these batteries.

Job platform, knowledge network, mentoring and cross-generational exchange: President of the ETH Alumni Association Jeannine Pilloud talks in an interview about the upcoming transformation of her organisation.

An international team of researchers combine orbital imagery with seismological data from NASA’s Mars InSight lander to derive a new impact rate for meteorite strikes on Mars. Seismology also offers a new tool for determining the density of Mars’ craters and the age of different regions of a planet.

Rasmus Kyng has written the near-perfect algorithm. It computes the maximum transport flow at minimum cost for any kind of network – be it rail, road or electricity – at a speed that is, mathematically speaking, impossible to beat.

Everyone talks about Artificial Intelligence but its current adoption rates are low in the Swiss tech industry, especially in manufacturing-related applications. This is one conclusion of a survey conducted by ETH Zurich in collaboration with Swissmem and Next Industries. Professor Torbjørn Netland, responsible for the report, explains why Swiss tech companies are still faring well in an international comparison and how they can release the potential.

Why do civilians take the law into their own hands? Using Mexico as an example, ETH researcher Enzo Nussio shows how it’s a combination of a weak state and strong local communities.

Manu Kapur has been Director of the Singapore ETH Centre (SEC) since the beginning of the year. In this interview, he talks about which research programmes will be continued in Singapore, which new programmes will be created, and how researchers from across the ETH Domain can get involved in the SEC.

Using a special wafer-thin gold membrane, ETH researchers have made it significantly easier to study surfaces. The membrane makes it possible to measure properties of surfaces that are inaccessible to conventional methods.

Jessica Droujko’s start-up, Riverkin, measures the water quality of freshwater ecosystems and helps quantify and respond to risks such as floods and pollution. Thanks to an ETH Pioneer Fellowship, her work is now picking up speed.

Marco Hutter, a pioneer in mobile robotics, has been awarded this year’s Rössler Prize, the most highly endowed research award at ETH Zurich.

Researchers at ETH Zurich have shown that quantum states of single electron spins can be controlled by currents of electrons whose spins are evenly aligned. In the future, this method could be used in electronic circuit elements.

Eighteen start-ups were awarded prizes at this year’s Venture Awards, including five ETH Zurich spin-offs. CLIMADA won first prize in the Finance & Insurance category.

Since 1991, 14 June has in Switzerland traditionally stood under the banner of feminist campaigns and causes. Julia Dannath, Vice President for Personnel Development and Leadership, explains in an interview why commitment to equal opportunities and gender equality is still needed three decades later – including at ETH Zurich.

Researchers at ETH Zurich have developed a cell-based bone model to help investigate the cause of this genetic condition.

Researchers from ETH Zurich and the Eastern Switzerland University of Applied Sciences have developed a novel solution for heat pumps. Using this new approach, companies can generate carbon-free process heat at temperatures of up to 200 degrees Celsius while also drastically reducing the number of different heat pumps required.

The Gloria Cube is ETH Zurich’s newest building in the Zurich City university district. Teaching, research and translation are all carried out in the service of health and medicine here. At the end of last week, ETH Zurich celebrated the laboratory and research building’s inauguration.