Ancient collagen preserved in the bones of extinct Australian mammals is revealing their evolutionary relationships, leading to some surprises.

Simulations show that subsurface oceans on small moons may hit boiling conditions, potentially creating features like Miranda’s distinctive ridges.

Colorful lichen living on dinosaur bones reflect infrared light that can be detected by drones, which might lead to finds in remote areas.

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.

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

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

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.

That day is the center of “Impact: The End of the Age of the Dinosaurs,” a new exhibition at the American Museum of Natural History in New York City. “There’s no doubt — well, arguably at least — that ...

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.

People with Gulf War Illness found relief from migraines after a month on a low-glutamate diet, hinting at a new way to ease symptoms.