Yellowstone, a popular tourist destination and namesake of an equally popular TV show, was the first-ever national park in ...

For Major League Soccer's 30th season, USA TODAY Sports picks the 30 best players in MLS history. Did your favorites make the ...

A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

A magnitude 7.3 earthquake struck Alaska on Wednesday afternoon and a tsunami warning was canceled two hours later for the ...

The U.S. Tsunami Center said the warning was in effect from about 40 miles southwest of Homer to Unimak Pass, a distance of ...

A series of powerful earthquakes rattled Russia's Far East coast on Sunday, prompting a tsunami alert. The United States Geological Survey reported th ...

Earthquake scientists rely on distant seismic instruments to infer how faults rupture during large earthquakes. This video ...

The larger quake was at a depth of 20 kilometers and was 144 kilometers east of the city of Petropavlovsk-Kamchatsky, which ...

US Geological Survey to warn that “hazardous tsunami waves are possible” within 300 kilometres (186 miles) of the epicentre ...

Three powerful earthquakes struck off the coast of Russia's far east on Sunday, triggering a tsunami alert, the US Geological Survey said. Earlier 5.0-magnitude and 6.7-magnitude earthquakes did not ...

A tsunami alert has been issued for Russia and Hawaii after five powerful earthquakes struck within an hour in the Pacific ...