Takanori Takebe’s strange investigation into whether humans can use the gut for breathing has surprisingly sentimental origins: helping his dad.

In people at risk for Alzheimer’s disease, researchers linked minimal to moderate physical activity to a 3-to 7-year delay in cognitive symptoms.

Nancy Shute, Editor in Chief, discusses big advances across science in 2025 as well as the assault on science by the Trump administration.

Expectations of continued success for American science were shaken this year when the Trump administration cut billions of dollars in funding and fired thousands of scientists.

Simple chemistry could give the reindeer his famously bright snout. But physics would make it look different colors from the ground.

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

Funding uncertainties are pushing U.S. space scientists out of the field and putting existing and future space missions on the chopping block.

Skin is a barrier meant to keep small invaders out. Products making their way across it should boost that mission.

These five early- and mid-career researchers are shaking up what we know about the Arctic, black holes and beyond.

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

A machine learning analysis of wild lion audio reveals they have two roar types, not one. This insight might help detect where lions are declining.

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