Recent U.S. decisions about vaccines signal bigger changes to come that could threaten the foundation of the national childhood immunization schedule.

Managing diabetes with injections is challenging. Joining insulin to a skin-penetrating polymer was as effective as shots at regulating blood sugar.

The mRNA platform offers the advantage of faster vaccine production, which could allow more time to decide on which flu strains to cover.

Polar marine ecologist Marianne Falardeau investigates how Arctic ecosystems are shifting under climate change.

People who use search engines develop deeper knowledge and are more invested in what they learn than those relying on AI chatbots, a study reports.

Video from the Haíɫzaqv Nation Indigenous community shows a wolf hauling a crab trap ashore. Scientists are split on whether it counts as tool use.

Battles between the Trump administration and academic institutions are putting important biomedical advances in limbo.

The Trump administration’s cuts to heat research come at a time when climate change is making extreme heat waves more common and intense.

A carefully crafted figure of a goose and a woman suggests that art reflecting spiritual beliefs entered a new phase among early villagers in the Middle East.

Newly mated parasitic queen ants invade colonies and spray their victims with a chemical irritant that provokes the workers to kill their mother.

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Interruptions, to-do lists, lack of autonomy — “time poverty” depends more on perceived shortages of time than actual ones, recent research suggests.