Maggots on rotting meat may have given Neandertals’ a fatty, nitrogen-rich boost, a study of their bones suggests.

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.

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

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

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, ...

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.

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.

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

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People living in high pollution areas may rack up DNA glitches that trigger lung cancer, scientists suggest July 2 in Nature. Those glitches can include mutations that hobble the very genes that ...

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

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