After a sprint, the temperature of the beetle Onymacris plana drops. Efficient running, a body built for cooling and a little bit of lift all help.

A team used generative AI to enhance T cells’ ability to fight melanoma. The immunotherapy approach needs more testing before use in cancer patients.

GLP-1 drugs for diabetes and weight loss are difficult for some people to inject weekly. A new slow-release gel, tested in rats, could help.

An analysis of 57 studies shows that people who walked a certain number of steps were less likely to die from any cause compared with those who walked less.

An analysis of the Res Gestae Divi Augusti using AI reveals its legal tone and imperial messaging, offering new insights missed by historians.

Rising temperatures and changing rainfall patterns may be lengthening fungal allergy season, which starts 3 weeks earlier than it did two decades ago.

“It feels lovely for [the] first 15 minutes, especially in winter,” Rykaczewski says. “After about two hours, it becomes [a] bit, well, sweaty.” ...

Dropping vaccination rates and changes in U.S. vaccine policy have public health experts concerned that annual measles outbreaks could become more frequent.

Earth has experienced both hot and cold periods over time, though warm times have been more common. That’s true of the last 485 million years, as seen in this timeline reported in 2024. Our genus, ...

Some people’s biology may set them up to birth babies of a certain sex, explaining why a family with multiple children may have all girls or all boys.

Defense lawyers have called shaken baby syndrome, or abusive head trauma, junk science. But doctors say shaking a baby is dangerous.

An oceanographer explains how climate change, warming oceans and a souped-up atmosphere are creating conditions for deadly floods.