Learn how glaciers melt and contribute to seas rising in this animated explainer from NASA's Jet Propulsion Laboratory.

A rare rock from Mars known as Meteorite NWA 16788 will be up for auction at Sotheby's on July 16. The meteorite may sell for ...

Curiosity, NASA's Mars rover, accidentally cracked open a seemingly ordinary rock, revealing an unexpected yellow substance ...

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...