Phys.org news

Phys.org / Diets high in a particular type of fat help protect bees against pesticides

Diets rich in polyunsaturated fatty acids—a type of fat that supports brain function, cell growth and heart health—may help protect honey bees against the toxic effects of pesticides, according to a study led by researchers ...

Jul 28, 2026
Phys.org / Record snow drought drives water-hauling crisis for Rocky Mountain ranchers

As water shot into an open stock tank atop a high-country mesa, a trickle soaked the dusty earth below. Scott Snyder rose from the shade to fasten a hose and stop the spillage.

Jul 28, 2026
Phys.org / Scientists' biographies may demotivate, not inspire, children to study science

Currently popular biographies of famous scientists may demotivate—rather than inspire—children's desire to study or pursue careers in science, according to researchers who studied the messages in 422 bestselling children's ...

Jul 28, 2026
Phys.org / Scientists uncover two new ways doxycycline disables bacterial ribosomes

Scientists have discovered two new mechanisms for how a well-established antibiotic works, paving the way for the potential development of new antibiotic treatments.

Jul 28, 2026
Phys.org / Scientists cut and rebuild molecules from the inside to create new chiral nanocarbons

Nanocarbons are molecular-scale carbon structures considered to be the building blocks for next-generation materials. Until now, scientists have built them by fusing small, flat carbon molecules together at their edges. Modifying ...

Jul 28, 2026
Phys.org / Helical nanoparticles trigger cancer alarms and deliver gene therapy

Cancer cells survive by hiding from the immune system's surveillance. A KAIST research team has developed a new anticancer platform that makes cancer cells send out their own danger signals—prompting immune cells to attack—while ...

Jul 28, 2026
Phys.org / Neuroscientists reveal limits of human compassion for global crises

New research from the University of Sussex has revealed the biological limits to human compassion and empathy. The study found a stark contrast between how the brain processes information about risk to human lives and information ...

Jul 28, 2026
Phys.org / Queen bee pheromones help daughters decide whether to stay or leave the nest

Female sweat bees need to make a pivotal life decision: remain in the nest to help their mother raise more offspring or leave to establish nests of their own. New research from the Smithsonian Tropical Research Institute ...

Jul 28, 2026
Phys.org / Small ants that evict coffee pests may gain reproductive boost while protecting crops

Ants are known allies in the fight against coffee pests known as coffee berry borers. Now, a discovery made by Jonathan "Jonno" Morris while he was a University of Michigan graduate student has revealed there may be a new ...

Jul 28, 2026
Phys.org / AI-powered camera system offers low-cost way to monitor bumblebees, potentially other insects

Researchers have developed a low-cost, semi-automated, AI-driven method that uses remote cameras to survey bumblebees and potentially other insects. The new tool could have important implications for efforts to conserve declining ...

Jul 28, 2026
Phys.org / 'Rivers in the sky' influence marine heat waves

Long, narrow bands of moving moisture in the sky, known as atmospheric rivers, contribute to heat waves in the marine environment, according to a new study published in Nature Communications by researchers from Duke University's ...

Jul 28, 2026
Phys.org / AI models explain 17% of earnings-day stock moves, up from 5%

To explain the stock market's reaction to earnings results, investors and other market participants have used a standard tool for decades: the earnings surprise.

Jul 28, 2026