A fault line on the Canadian border, thought to be dormant for tens of millions of years, could cause a major earthquake, a ...

Russia's massive quake has already triggered at least 10 aftershocks, and could continue for months, according to scientists.

Seismic pressure is building along the Tintina fault line, stretching from Canada's Yukon Territory to Alaska.

Officials in Hawaii said the risk of a major tsunami had passed. The first waves began hitting the U.S. West Coast after an 8 ...

Here's what we know about what caused the earthquake off Russia's Far East and why the tsunami it generated weren't as big as ...

Russia's magnitude-8.8 earthquake spawned serious tsunami warnings, but waves have been moderate so far. Here's the ...