Phys.org news

Dialog / A new light-based sensor could help make ultrasensitive disease testing more portable

When we think about highly sensitive medical testing, we often imagine a hospital laboratory filled with large instruments, trained technicians, and carefully controlled conditions. This is especially true for optical biosensing, ...

May 21, 2026
Phys.org / Evolutionary arms race stretches hawkmoths and flowers to extremes

Long before his days of research, Christian Couch was just a kid marveling at the butterflies in the Florida Museum of Natural History's Butterfly Rainforest. Years later, after enrolling as an undergraduate student at the ...

May 21, 2026
Phys.org / Unusual nonlinear thermoelectric effect appears in chiral tellurium, confirming theoretical predictions

An unusual thermoelectric effect has been observed in the semiconductor tellurium by RIKEN physicists for the first time. This demonstration points to the potential of similar materials to be used in applications such as ...

May 21, 2026
Phys.org / Television news coverage of climate policy is limited and polarized in the US, study finds

Two-thirds of Americans want action on climate change, but people vastly underestimate public support for climate solutions and policy. Historically, U.S. news outlets overrepresented views on climate change that went against ...

May 21, 2026
Phys.org / Wildlife is watching us, too—and changing behavior in response

A new large-scale study led by a research team from the Yale Center for Biodiversity and Global Change has found that wildlife responds not only to how humans reshape their habitats, but also to the simple presence of humans—and ...

May 21, 2026
Phys.org / Extraterrestrial life may be slipping past space missions, astrobiologists warn

Suppose there are signs of extraterrestrial life and we have not yet been able to detect them. What does that mean? In Nature Astronomy, researchers discuss the consequences of these so-called false-negative results. "We ...

May 21, 2026
Phys.org / Dual-atom fuel cell catalysts break single-peak rule, exposing two optima

Researchers have uncovered a new principle that could accelerate the development of cheaper and more efficient fuel cells by revealing how dual-atom catalysts behave during a key energy conversion reaction. The study, led ...

May 21, 2026
Phys.org / Faster gene screening method targets deadly fungus

Researchers at the University of Guelph have developed a faster way to identify potential drug targets against a dangerous fungal pathogen, allowing for the study of hundreds or thousands of genes simultaneously instead of ...

May 21, 2026
Phys.org / Astronomers de-fog exoplanet atmospheres with new cloud-detecting method

Sand clouds form every morning but clear up by nightfall on WASP-94A b, a well-studied gas giant in a constellation located nearly 700 light years away from Earth. Using data from the James Webb Space Telescope (JWST), research ...

May 21, 2026
Phys.org / Musk's SpaceX bonus comes with unique condition: Colonize Mars

SpaceX's blockbuster IPO filing included some out-of-this-world details, including a provision that founder Elon Musk's massive bonus only kicks in if one million humans settle on Mars.

May 21, 2026
Phys.org / Coupled DNA nanopores control molecular traffic inside synthetic cell microreactors

Living systems such as cells rely on membrane pores and channels to transport molecules, exchange signals, and organize biochemical reactions. These functions emerge from dynamic interactions between molecular components. ...

May 21, 2026
Phys.org / Central Asia's record-breaking ice loss in 2025 raises water risks for millions

A new international study led by Lander Van Tricht (Vrije Universiteit Brussel, ETH Zürich), shows that glaciers in Central Asia experienced their most extreme mass-loss year on record in 2025, designated as the International ...

May 21, 2026