Scientists interpret this persistent brightening as a global activation of surface water ice, a process that increased ...

Taftan in southeastern Iran rose 3.5 inches over 10 months, satellite data point to summit pressure at a peak with no ...

As a kid, my buddies and I repeatedly watched our VHS copy of Bruce Brown’s The Endless Summer II, the sequel to the iconic ...

What was originally thought to be a planet orbiting the Fomalhaut star was probably just the fallout of a wild collision.

ESAs Mars Express images reveal how sand-laden winds sculpt grooves, ridges, and craters in the Eumenides Dorsum region, ...

Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, ...

The United States has a habit of showcasing its geology. Long before cities and highways showed up, forces beneath the ...

A recent photo from NASA's Curiosity rover gives an idea of what Mars would look like under skies that resemble our own on ...

The summits of Hawaii’s Big Island got 8 to 10 inches of heavy, wet snow. After a winter storm dumped 8 to 10 inches of snow ...

A Siri suggestion led a Texas family to Arkansas’ Crater of Diamonds State Park, where they found a 2.09-carat brown diamond.

This unusual crater on Mars resembles a butterfly, but its shape tells a story of a shallow impact, melted ice, and ancient ...

Martian winds can have quite an impact. ESA's Mars Express has spotted them whipping up sand grains and acting as a cosmic ...