Learn about the impact of COVID on cardiovascular health and the aging of blood vessels, an aftereffect that is particularly ...

Learn why these common tricks don’t reduce your risk, and what simple hygiene habits make a difference when using public ...

How do scientists know how old Earth is? Learn how experts have measured Earth's age, and why it is more difficult to ...

Learn more about the Eastern Massasauga, a rattlesnake from eastern North America — including the eastern Midwestern United ...

Squirrels with pox and rabbits with horns. Learn more about the viruses impacting these small mammals.

Learn more about what a star’s color means and while you’ll never see a twinkling green star in the night sky.

Learn more about the handful of tooth fossils that complicate the history of humans in northeastern Ethiopia.

Meet Janjucetus dullardi, an early cousin of today’s whales that roamed the sea 26 million years ago.

Learn more about a Neanderthal "workshop" that was likely used to butcher and process animals.

Learn about the ongoing mystery of 300 bright objects discovered in deep space, some of which may be galaxies that formed in ...

Take a tour of Chrysalis, a massive, cylindrical spacecraft designed for the Project Hyperion Design Competition.

Learn more about the new study focusing on how the brain can send targeted bursts of dopamine, leading to advanced treatments ...