Melting glaciers may be setting off a chain reaction deep beneath our feet. Scientists have found that as glaciers retreat ...

Beneath Antarctica’s thick ice lies a hidden world of fire — over 100 volcanoes, many long considered dormant. But as global warming accelerates ice melt, pressure on these buried giants decreases, ...

Wednesday's magnitude 7.3 earthquake off Alaska's Aleutian Islands chain struck in a region that has experienced a handful of ...

Magnitude 7.3 quake triggered tsunami warning in Alaska. There are hardly any earthquakes on the East Coast. Does that mean we can't get tsunamis?

The giant earthquake was recorded at 12:37 p.m. local time, southeast of Sand Point, a community located on Popof Island in ...

A volcanic eruption in southwest Iceland has prompted evacuations, including at nearby tourist sites like the Blue Lagoon.

Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.