Phys.org news

Phys.org / Researchers identify class of 'oddball' meteorite that killed the dinosaurs

A rare CO chondrite meteorite was the probable impacter that struck Earth 66 million years ago, wiping out 75% of Earth's species, including nonavian dinosaurs. These findings are published in Science Advances. Researchers ...

21 hours ago
Phys.org / Amazon soy pact collapse could add 1.4 million hectares of deforestation by 2036

The collapse of a landmark Amazon soy pact will drive at least 1.4 million hectares (3.5 million acres) of extra deforestation in Brazil over the next decade, releasing carbon emissions equal to Canada's annual output, according ...

19 hours ago
Phys.org / Wild snapdragons paint themselves in subtle shades to attract bees

Just as careful blending of eye shadow can make a difference to our looks, a recent study has shown how flowers go to considerable trouble to fine-tune their shades. In the relentless competition to attract bees, a slight ...

21 hours ago
Phys.org / Thinner wires, faster electrons: Quantum material challenges copper at chip scale

Electrical interconnects may very well be the unsung heroes of modern microchips. These tiny wires—typically made of copper due to its high conductivity—string together the billions of transistors that drive our computers ...

23 hours ago
Phys.org / Prototype bicycle tire uses silk to outperform nylon in strength and endurance

Researchers in Thailand have developed a prototype high-performance bicycle tire that replaces conventional nylon fabric reinforcement with natural silk. The team combined laboratory-scale material testing with pilot-scale ...

21 hours ago
Phys.org / Canadian wildfire smoke linked to fewer bird sightings in New York State

Despite burning hundreds of miles away, Canadian wildfires have become a familiar source of disruption in New York state.

22 hours ago
Phys.org / AI-designed proteins help scientists see inside living cells

Cells are like metropolises, home to millions of molecular residents. If one were to stand atop a high-rise, trying to identify most of its inhabitants would seem an impossible task. Even with the sophisticated imaging tools ...

22 hours ago
Phys.org / Researchers identify 'dimmer switch' for plants' immune system

As sulfur becomes increasingly scarce in soils worldwide, scientists are studying how plants decide whether to invest limited resources in growth or defense.

23 hours ago
Phys.org / Giant planets could act as dark matter detectors

Researchers in the U.S. have carried out the most stringent tests to date of the idea that an ultraviolet glow in the atmospheres of giant planets could partly arise through the indirect interaction between dark matter and ...

Jul 17, 2026
Phys.org / A scheme to verify gates of a quantum computer without examining devices

Quantum computers, systems that process information using the principles of quantum mechanics, could solve some problems that cannot be tackled by the classical computers currently used worldwide. Despite their potential, ...

Jul 17, 2026
Phys.org / A source of extremely high-energy particles in the Milky Way identified

Cosmic rays are made primarily of protons with a few electrons sprinkled in, and they can reach energies even higher than what human-made accelerators can produce. Considering human-made accelerators, such as the Large Hadron ...

Jul 17, 2026
Phys.org / Aboriginal people harvested this native grass for millennia: Scientists find an odd trait in its DNA

Seen from the air, Channel Country resembles a vibrant, vast tapestry, with a network of waterways crisscrossing the land. Spread across more than 280,000 square kilometers (108,000 square miles) in outback Australia, it ...

Jul 17, 2026