Phys.org news

Phys.org / 2D topological crystalline insulator turns decade-old prediction into reality

Physicists from University of Jyväskylä and Aalto University (Finland) have experimentally realized a two-dimensional topological crystalline insulator. This is a quantum material that has been theoretically predicted for ...

Jan 22, 2026 in Nanotechnology
Phys.org / Rainfall–salinity link sustains prolonged La Niña events, study reveals

La Niña—a climate phenomenon characterized by unusually cool sea surface temperatures in the central and eastern tropical Pacific Ocean—can persist for multiple years, exerting significant climate impacts worldwide. ...

Jan 22, 2026 in Earth
Phys.org / AI model that found 370 exoplanets now digs into TESS data

Scientists have discovered over 6,000 planets that orbit stars other than our sun, known as exoplanets. More than half of these planets were discovered thanks to data from NASA's retired Kepler mission and NASA's current ...

Jan 22, 2026 in Astronomy & Space
Phys.org / Arctic cloud and ice formation affected by Russian river runoff as region studied for first time

Organic matter carried in rivers to the Russian part of the Arctic Ocean may be creating more clouds and keeping the region cooler, a new study has found.

Jan 22, 2026 in Earth
Phys.org / Domestication has changed the chemicals that squash flowers use to attract bees

Flowers emit scented chemicals to attract pollinators, but this perfume—and how pollinators interact with the plant—can go through profound changes as a crop becomes domesticated.

Jan 22, 2026 in Biology
Phys.org / Evidence of 'lightning-fast' evolution found after Chicxulub impact

The asteroid that struck the Earth 66 million years ago devastated life across the planet, wiping out the dinosaurs and other organisms in a hail of fire and catastrophic climate change. But new research shows that it also ...

Jan 22, 2026 in Earth
Phys.org / Rewilding corn reveals what its roots forgot

Corn is a colossal grain in the global food and feed chain, with the U.S. producing roughly 30% of the world's supply, or nearly 278 million metric tons in the 2024–25 growing season alone. But its journey from wild grass ...

Jan 22, 2026 in Biology
Phys.org / Nash equilibria: The hidden math behind predator–prey behaviors

Animal survival depends on effective attack and defense strategies, yet how these behaviors arise remains unclear. Addressing this question, a recent study shows that predator and prey behaviors emerge naturally as stable ...

Jan 22, 2026 in Biology
Phys.org / Study reveals why light-driven chemical reactions often lose energy before bond-breaking

Florida State University researchers have discovered a pathway within a certain type of molecule that limits chemical reactions by redirecting light energy. The study could enable development of more efficient reactions for ...

Jan 22, 2026 in Chemistry
Phys.org / Copper-carrying compound targets and kills MRSA bacteria by mimicking iron

A research team at the University of Arizona College of Medicine–Tucson is developing a drug that works in combination with copper to kill bacteria, including those that cause MRSA, a type of staph infection that is resistant ...

Jan 22, 2026 in Biology
Phys.org / 3D-printed surfaces help atoms play ball to improve quantum sensors

Scientists have created 3D printed surfaces featuring intricate textures that can be used to bounce unwanted gas particles away from quantum sensors, allowing useful particles like atoms to be delivered more efficiently, ...

Jan 22, 2026 in Physics
Phys.org / Single enzyme streamlines production of all four RNA building blocks

A single enzyme that can generate all four nucleoside triphosphates, the building blocks of ribonucleic acid (RNA), has been identified by researchers at the Institute of Science Tokyo. The study was published online in the ...

Jan 22, 2026 in Biology