ETH News

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 ¨C 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 D¨¹bendorf military airfield. These satellites glided to the ground with parachutes, recording acoustic signals during their descent.

The ¡°Institutional Priorities 2025¨C2036¡± and the ¡°Development Plan 2025¨C2028¡± set out how the university plans to fulfil its mission over the coming years.

Global warming causes extreme temperatures ¨C 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.

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.

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 ¨C even if we have nothing to hide. ?

Whether tunnels or retaining walls ¨C 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 Jo?l Mesot. And presents three partnerships in generative AI that highlight the power of cross-sector cooperation ¨C 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 H?nggerberg 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.

Earth-observation satellites deliver data for a wealth of applications ¨C 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 ¨C 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.

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.

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

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.

ETH Zurich is involved in a number of space missions ¨C 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.

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 Jo?l 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 Am¨¦lie 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.

The coloured Cube has been around for 50 years. Its inventor, Ern? 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 G¨¹nther 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 Jo?l Mesot and Federal Councillor Albert R?sti 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 ¨C 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 ¨C 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 ¨C 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 ¨C 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 Clo?tta Prize.

EPFL and ETH Zurich Presidents Martin Vetterli and Jo?l 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 ¨C 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 G¨¦raldine 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.