Andrea Gibson, featured in award-winning documentary, dies at 49 after cancer battle Massive black hole merger forms one 225 times the mass of the sun Interest will start accruing again on Aug. 1 for ...

Volcanoes across several US states have recently become active, while no immediate danger is reported, experts remain watchful as seismic activity continues.

While trekking along the family-friendly trails of this botanical paradise, you'll find yourself surrounded by some of Hawaii ...

The United States Geological Survey (USGS) shows lava fountains shooting up high in the latest episode of an ongoing eruption ...

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