A colossal landslide in Greenland unleashed a mega-tsunami that sent seismic waves around the globe, shaking the Earth for ...

A supervolcano eruption at Yellowstone would be one of the most catastrophic events in human history. With increased seismic ...

The USGS described the earthquake as "notable," confirming that it may have been felt by residents in Sand Point and nearby ...

Hawaii’s unique position in the center of the Pacific Ocean makes it particularly vulnerable to tsunamis from both distant ...

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

Scientists believe the July 16 Alaska earthquake is part of a series of multiple earthquakes of similar magnitudes in the ...