Phys.org news

Phys.org / Purple corn offers a stable natural alternative to artificial food dyes

University of Missouri researchers are turning a unique variety of corn into an effective natural alternative to artificial food dyes.

Jul 27, 2026
Phys.org / Sharks, spines and speed: The hidden architecture behind different swimming styles revealed

"Shark Week," which kicks off this week, has captivated audiences for decades with stories of these powerful ocean predators. But the secret behind their extraordinary swimming abilities lies far deeper than their impressive ...

Jul 27, 2026
Phys.org / AI tools for predicting protein folding produce chemically impossible structures and need human oversight

Researchers at Rensselaer Polytechnic Institute (RPI) have found that today's leading artificial intelligence tools for predicting protein structures routinely generate results that are physically and chemically impossible, ...

Jul 27, 2026
Phys.org / 'Dead stars' may have surprisingly healthy appetites

"Dead stars" known as white dwarfs have already shown the potential to help us better understand how planetary systems, including our own solar system, take shape and evolve. Now, research from the University of Michigan ...

Jul 27, 2026
Phys.org / Trimming rice genes boosts yields up to 25% and improves drought tolerance

The way to make a plant grow more may be to take something away. Trimming a section off a plant gene raised rice harvests by up to 25% in new tests by University of Chicago scientists. The plants also showed a better tolerance ...

Jul 27, 2026
Phys.org / How changing environments can preserve an ancient microbial survival strategy

A research group led by Tetsuhiro Hatakeyama from the Earth-Life Science Institute (ELSI) at the Institute of Science Tokyo has revealed how a seemingly self-destructive survival strategy could persist in yeast for hundreds ...

Jul 27, 2026
Phys.org / Saber-toothed cats' spinal tumors suggest inbred species struggled to survive

The fossilized spines of saber-toothed cats in the La Brea Tar Pits reveal evidence of an unexpectedly high prevalence of rare spinal nerve tumors, suggesting that the species became inbred just before extinction. These tumors, ...

Jul 27, 2026
Phys.org / Research cautions that sometimes working together can actually spur inequality

Encouraging people to contribute to a common good can have a surprising drawback: a risk that rewards become concentrated among a smaller group, putting the rest at a disadvantage. Put more simply, "equality and cooperation ...

Jul 27, 2026
Phys.org / Burning soil and peat drove most emissions in Canada's record 2023 wildfire season, study finds

Most of the carbon released during Canada's record-breaking 2023 wildfire season came from burning soil and peat, rather than trees, according to new research from McMaster University.

Jul 27, 2026
Phys.org / Christmas in July: Engineers capture gigapixel 3D video of snowflakes

For the first time, researchers can witness nanometer-scale thickness changes across a melting snowflake with a compact, lensless chip that captures gigapixel video at 30 frames per second across centimeter-scale fields.

Jul 27, 2026
Phys.org / Biodegradable implant can deliver targeted cancer immunotherapy while protecting healthy tissue

Scientists at Houston Methodist Research Institute have developed a biodegradable implant designed to deliver cancer-fighting immunotherapy drugs directly into tumors over an extended period, a strategy that could improve ...

Jul 27, 2026
Phys.org / Invasive species hit the Global South significantly harder than previously assumed

Invasive alien species are among the world's leading drivers of species extinction. However, previous global assessments of the geographic distribution of this damage suffered from a systematic "research bias": Because significantly ...

Jul 27, 2026