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

It’s almost certainly as close as I’ll ever get to walking on the moon. Surrounded by giant sandstone-coloured volcanic rock ...

Popocatépetl emerged in the crater of other volcanoes in its current form more than 20,000 years ago and has been active ...

There aren't many places on the planet where you can see both active volcanoes and massive glaciers. This Icelandic national ...

The sculpture depicts the Founding Fathers, Betsy Ross, the Liberty Bell, and the Declaration of Independence ...

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

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

New NASA supercomputer simulations show that Saturn's rings may have been formed by a 'massive collision' of icy moons.

Volcano Kilauea’s puahiohio are swirling columns of ash and volcanic debris, often mistaken for tornadoes but formed by ...

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 ...

LEGAZPI CITY (PIA) — Alert Level 3 has been raised over the Philippines’ most active volcano due to an active eruption and lava flow, the Philippine Institute of Volcanology and Seismology (Phivolcs) ...