A 7.8 magnitude undersea earthquake near Russia caused a tsunami scare. Here's why we fear the destructive waves ...

The largest recorded earthquake in United States history was the 1964 Great Alaska earthquake, which struck on March 27, 1964, and registered magnitude 9.2 on the moment magnitude scale, according to ...

A powerful earthquake struck off the coast of Alaska’s Aleutian Islands, raising fears of a tsunami among residents on the mainland The US Geological Survey (USGS) detected a 5.2 magnitude quake at ...

A magnitude 7.8 earthquake struck the Petropavlovsk-Kamchatsky region near Russia on Thursday, the U.S. Geological Survey said, prompting tsunami advisories for parts of Alaska. Initially, there was a ...

JUNEAU, Alaska -- A reported 7.5 magnitude earthquake off the Alaska Peninsula on Monday prompted tsunami warnings for a vast swath of communities, leading some schools to evacuate and send students ...

A major, 7.6-magnitude earthquake struck in the South Atlantic Ocean on Friday, according to the United States Geological Survey. The earthquake prompted alerts about potential tsunami along the coast ...

Facebook has activated their safety check feature after a significant earthquake hit Alaska, rocking the city of Anchorage. Safety check allows people in the affected area to let friends know they are ...

A magnitude 7.8 earthquake near Russia's Kamchatka Peninsula on Thursday morning caused the National Weather Service to issue a since-cancelled tsunami warning for Alaska's Aleutian Islands. File ...

A powerful earthquake of magnitude 7.5 struck south of Alaska's Aleutian Islands on Monday, triggering a tsunami warning for the area, the U.S. Geological Survey said.