Learn how astronauts can lose bone density and how muscles can weaken. As we continue to explore space, NASA is looking into ...

Learn how bird flu is increasingly spreading among cows and how there may be a new form of the virus.

Learn how different types of stars form, live, explode, and then form again.

Learn more about how much alcohol increases the risks of certain cancers.

Learn how the excessive cleanliness of the International Space Station poses health problems for astronauts and why ...

Learn about the Oort cloud, a vast area beyond the inner solar system that is believed to contain icy objects arranged in a ...

Learn if morning or evening exercising is more beneficial for you.

Learn about the tracks and footprints at White Sands National Park in New Mexico, possibly representing the earliest evidence ...

A collection of dinosaur eggshells found on a Utah mountain reveal a time of great migration.

Understand why the process that obstructs brain cell connections caused by chemicals associated with air pollution is similar ...

Learn about the status of koalas in Sydney, where a lack of diversity leaves the animals vulnerable to disease.