A new map shows hidden Martian rivers stretching thousands of miles, offering fresh evidence of a warm, wet ancient Mars.

UAE: Explore the UAE's transformative journey at Osaka, Japan, highlighting space exploration, healthcare innovation, and ...

Earth has rarely looked as remarkable as it does in this stunning shot (above) captured by NASA astronaut Don Pettit from the International Space Station (ISS).

NASA astronaut Suni Williams works outside the International Space Station. Credit: NASA | edited by Space.com's Steve ...

Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: ...

So does Cedar Barg, a climate network manager for the Wild Center, which is in upstate New York and has been running youth climate summits around the world since 2009. Barg worked with Johnson, Lyra ...