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ETH Zurich


Planets contain more water than thought

Researchers found that as planet mass increases, water tends to integrate with the iron core, leading to a reevaluation of astronomical observation data and planetary habitability. This discovery has significant implications for the study of Super-Earths and the search for life beyond Earth.

SourceETH Zurich·JournalNature Astronomy·DateAug 20, 2024

Beige fat cells with a “Sisyphus mechanism”

Researchers have discovered a new type of beige fat cells that consume energy and produce heat through a futile-cycle mechanism, known as the 'Sisyphus mechanism'. These cells are found in adults and help break down excess fat, leading to improved metabolic health and reduced risk of obesity.

SourceETH Zurich·JournalCell Metabolism·DateAug 14, 2024

Millions of years for plants to recover from global warming

A study by ETH Zurich scientists found that global warming's effects on plant recovery can last for thousands to millions of years. The research team discovered that the severity of climate shifts and the speed at which carbon is sequestered affect the duration of climate warming.

SourceETH Zurich·JournalScience·TypeComputational simulation/modeling·DateAug 8, 2024

Sport or snack? How our brain decides

Studies in mice reveal that orexin plays a key role in deciding between physical activity and consuming food, particularly when both options are available. By understanding this process, scientists aim to develop strategies to overcome exercise barriers and address the global obesity epidemic.

SourceETH Zurich·JournalNature Neuroscience·TypeExperimental study·DateAug 6, 2024

Preventing cancer cells from colonizing the liver

Cancer cells can attach themselves to liver cells when specific proteins are present, allowing them to colonize and form new tumors. This discovery provides insights into the metastatic process and may lead to potential treatments that prevent cancer from establishing new tumors.

SourceETH Zurich·JournalNature·TypeExperimental study·DateJul 24, 2024

A hydrogel implant to treat endometriosis

Researchers at ETH Zurich developed a hydrogel implant to treat endometriosis by preventing retrograde menstruation and acting as a barrier to sperm. The implant can be easily destroyed and is compatible with native tissue, offering a promising non-surgical solution for women suffering from the condition.

SourceETH Zurich·JournalAdvanced Materials·DateJul 17, 2024

How climate change is altering the Earth’s rotation

Research finds climate change is slowing down Earth's rotation by a few milliseconds, with implications for navigation in space. The study also reveals polar motion changes caused by melting ice sheets and internal movements of the Earth's core.

SourceETH Zurich·JournalProceedings of the National Academy of Sciences·DateJul 15, 2024

Mining rare earth metals from electronic waste

A team of researchers has developed a simple and efficient method to separate and recover rare earth metals from complex mixtures, including Europium. This approach uses tetrathiometallates to reduce the need for chemical- and energy-intensive separation processes, making it a more environmentally friendly and economically viable option.

SourceETH Zurich·JournalNature Communications·DateJul 9, 2024

An alternative way to manipulate quantum states

Researchers at ETH Zurich have successfully manipulated quantum states of single electron spins using spin-polarized currents. This method, which bypasses traditional electromagnetic fields, has the potential to control quantum states with unprecedented precision and localizability.

SourceETH Zurich·JournalScience·DateJul 2, 2024

New class of Mars quakes reveals daily meteorite strikes

Researchers estimate that between 280 to 360 meteorites strike Mars each year, forming impact craters greater than 8 meters across. The study uses seismic data from the NASA InSight Mission to make this estimate, which is five times higher than previously thought.

SourceETH Zurich·JournalNature Astronomy·TypeData/statistical analysis·DateJun 28, 2024

Why people resort to lynching

A new dataset reveals that lynchings in Latin America are often triggered by alleged theft or murder, with groups of 20-99 individuals involved. Close-knit community ties and peer pressure play a significant role in ordinary civilians taking part in acts of violence against alleged wrongdoers.

SourceETH Zurich·JournalAmerican Sociological Review·DateJun 25, 2024

Gold membrane coaxes secrets out of surfaces

Researchers developed a thin gold membrane with pores to selectively amplify Raman signals from surfaces, enabling the study of surfaces for the first time. This breakthrough improves the efficiency and degradation behavior of batteries, catalysts, and solar cells.

SourceETH Zurich·JournalNature Communications·DateJun 25, 2024

New gel breaks down alcohol in the body

Researchers at ETH Zurich have developed a protein gel that quickly and efficiently breaks down alcohol in the gastrointestinal tract. The gel converts alcohol into acetic acid, reducing its harmful effects on the body.

SourceETH Zurich·JournalNature Nanotechnology·DateMay 16, 2024

Using solar energy to generate heat at high temperatures

Scientists at ETH Zurich have engineered a thermal trap that can deliver heat at temperatures of over 1000 degrees Celsius using solar radiation. This technology has the potential to decarbonize energy-intensive industries on a large scale, making it an important step towards reducing greenhouse gas emissions.

SourceETH Zurich·JournalDevice·DateMay 16, 2024

Using solar energy to generate heat at high temperatures

Researchers at ETH Zurich have engineered a thermal trap to deliver heat at high temperatures needed for industrial processes, overcoming the challenge of fossil fuels. The device, which uses solar radiation, absorbs sunlight and converts it into heat, minimizing radiative heat losses and increasing efficiency.

SourceETH Zurich·JournalDevice·TypeExperimental study·DateMay 15, 2024

Mosaic grassland landscapes are the most beneficial

Researchers found that extensive, unfertilized grasslands promote biodiversity and soil protection, while pastures and meadows provide cultural services. The study suggests a combination of different grassland types is necessary to sustain all ecosystem services.

SourceETH Zurich·JournalNature Communications·DateMay 14, 2024

New gel breaks down alcohol in the body

Researchers at ETH Zurich developed a protein gel that breaks down alcohol in the gastrointestinal tract, reducing blood alcohol levels and acetaldehyde production. The gel shows promising results in mice studies, demonstrating a lower alcohol level and therapeutic effect on liver damage and weight loss.

SourceETH Zurich·JournalNature Nanotechnology·TypeExperimental study·DateMay 13, 2024

Electron vortices in graphene detected

Researchers at ETH Zurich directly detected electron vortices in graphene using a high-resolution magnetic field sensor. The vortices formed in small circular disks with different diameters and were observed to reverse the flow direction.

SourceETH Zurich·JournalScience·DateMay 13, 2024

Solving physics puzzles with colored dots

Researchers at ETH Zurich and Harvard/Princeton used quantum pointillism to study complex quantum systems made of interacting particles. They observed the formation of spin polarons, which are crucial for understanding magnetic behavior in materials.

SourceETH Zurich·JournalNature·DateMay 8, 2024

Blood diagnostics modelled on leeches

Researchers at ETH Zurich have developed a new device for taking blood samples using the leech principle, reducing invasiveness and increasing reliability. The device is made of silicone and steel microneedles, with plans to create biodegradable versions in the future.

SourceETH Zurich·JournalAdvanced Science·DateMay 2, 2024

How the plant world shapes the climate cycle

Researchers have found that plants help regulate the planet's atmosphere by trapping carbon and emitting oxygen, acting as a buffer against rapid climate changes. However, when climate shifts too fast for vegetation to adapt, it can lead to mass extinctions and extreme environmental changes.

SourceETH Zurich·JournalScience Advances·TypeComputational simulation/modeling·DateApr 30, 2024

AI designs new drugs based on protein structures

Researchers at ETH Zurich have developed an AI algorithm that can design new active pharmaceutical ingredients by analyzing protein structures. The algorithm generates blueprints for potential drug molecules that increase or inhibit protein activity, reducing the need for lengthy discovery processes and minimizing side effects.

SourceETH Zurich·JournalNature Communications·DateApr 24, 2024

Bacteria for climate-neutral chemicals of the future

Researchers at ETH Zurich have developed a new method to produce chemicals using bacteria that feed on methanol, a renewable resource. The microbes can efficiently convert methanol into desired biochemical substances, offering a sustainable alternative to fossil-based chemicals.

SourceETH Zurich·JournalNature Catalysis·DateApr 23, 2024

Surprising reversal in quantum systems

Scientists at ETH Zurich create an artificial solid with switched-on interactions using magnetic fields, observing surprising topological effects. The study reveals the ability to transport particles by one lattice site, mimicking a screw's motion, and demonstrates robustness against disorder.

SourceETH Zurich·JournalScience·DateApr 19, 2024

Twisted pollen tubes induce infertility

Researchers at ETH Zurich discovered a previously unrecognised mechanism for reduced fertility in polyploids, where twisted pollen tubes fail to reach the egg cells. The study found two genes controlling pollen tube growth, which are highly conserved and could be applied to plant breeding.

SourceETH Zurich·JournalScience·DateApr 16, 2024

Protecting art and passwords with biochemistry

Researchers at ETH Zurich have developed a novel cryptographic one-way function using DNA sequences, providing a secure method for protecting valuable objects like art and passwords. The system uses true randomness and physical linking to prevent decoding by algorithms or quantum computers.

SourceETH Zurich·JournalNature Communications·DateApr 8, 2024

Climate change threatens Antarctic meteorites

Climate change causes melting of ice sheet, resulting in loss of about 5,000 meteorites per year. Researchers call for urgent action to preserve the scientific value of meteorites and reduce greenhouse gas emissions.

SourceETH Zurich·JournalNature Climate Change·TypeComputational simulation/modeling·DateApr 8, 2024

A new ion trap for larger quantum computers

Researchers at ETH Zurich developed a new ion trap for larger quantum computers using static magnetic fields, overcoming previous limitations with oscillating fields. The Penning trap design allows for arbitrary transport and control of qubits, enabling future supercomputers.

SourceETH Zurich·JournalNature·DateMar 14, 2024

Artificial intelligence detects heart defects in newborns

Researchers developed a computer model that accurately diagnoses pulmonary hypertension in newborn infants using ultrasound images, suggesting correct diagnosis in 80-90% of cases. The model's success relies on highlighting key characteristics, allowing doctors to understand the criteria used for decision-making.

SourceETH Zurich·JournalInternational Journal of Computer Vision·DateMar 13, 2024

ANYmal can do parkour and walk across rubble

Researchers at ETH Zurich taught ANYmal, a quadrupedal robot, to perform parkour and navigate rubble using machine learning. The robot uses its camera and artificial neural network to determine obstacles and perform movements likely to succeed based on previous training.

SourceETH Zurich·JournalScience Robotics·DateMar 13, 2024

Turning waste into gold

Scientists at ETH Zurich have developed a novel method to extract gold from electronic waste using a protein matrix sponge. This sustainable approach yields a high percentage of gold recovery with minimal energy consumption, making it commercially viable.

SourceETH Zurich·JournalAdvanced Materials·DateFeb 29, 2024

Earth as a test object

The study, published in The Astrophysical Journal, tested the future LIFE mission's capabilities on real spectra using data from NASA's Aqua Earth observation satellite. It demonstrated that a space telescope like LIFE could detect signs of a temperate, habitable world on Earth-like exoplanets.

SourceETH Zurich·JournalThe Astrophysical Journal·DateFeb 27, 2024

A sustainable fuel and chemical from the robotic lab

The Swiss Cat+ project uses a combination of artificial intelligence and automated laboratory infrastructure to find new and better metal catalysts for producing methanol from CO2. The team successfully developed around 150 catalyst compositions in under six weeks, saving time and improving conversion rates.

SourceETH Zurich·JournalChem Catalysis·DateFeb 20, 2024

What can bulls tell us about men?

A team of researchers used biopsies from young bulls to investigate the genes and mechanisms controlling male fertility. They found a large number of genes associated with fertility in bulls, most of which are also relevant to human male fertility.

SourceETH Zurich·JournalNature Communications·TypeData/statistical analysis·DateFeb 16, 2024

Innovative coating prevents limescale formation

A team of researchers from ETH Zurich has developed a special coating that prevents limescale formation by using microscopically small ridges to prevent the adhesion of limescale crystals. The coating is biocompatible, environmentally friendly, and more efficient than existing approaches.

SourceETH Zurich·JournalScience Advances·TypeExperimental study·DateFeb 9, 2024

Visualising multiple sclerosis with a new MRI procedure

Researchers at ETH Zurich have developed a new magnetic resonance imaging (MRI) procedure that maps the condition of myelin sheaths in the central nervous system more accurately. This breakthrough technology has the potential to facilitate early MS diagnosis and monitoring, as well as the development of new drugs for the disease.

SourceETH Zurich·JournalMagnetic Resonance in Medicine·TypeComputational simulation/modeling·DateFeb 8, 2024