Older adults may soon be able to play video games and get cheaper car insurance.

The far corners of our solar system may be surprisingly sparse, research shows.

Tropical species may be even more threatened by warming than polar animals.

A female shark becomes pregnant without a male in a second documented case.

A son of a U.S. astronaut and video game mogul is slated to blast off to space.

Bacteria that break down cellulose and other waste are outfitting fuel cell prototypes.

The underwater cacophony made by large ships is killing whales, say scientists.

It may not be such a dog-eat-dog world after all, suggests a new study.

A new view of two well-known galaxies reveals they once smashed together.

Scientists hope to use satellite data to predict cholera and other disease outbreaks.

New stem cells could create personalized replacement tissues, but only for men.

A new fossil of a proto-turtle shows that the shell was once armored skin.

Horse mothers offer more health-promoting horseplay to their male young.