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

Tsunami alerts across the Pacific are being downgraded after an 8.8 magnitude earthquake, one of the strongest ever recorded, ...

Widely shared social media posts claimed a massive underwater volcano "the size of a city" was "showing signs it could erupt ...

Tsunami warnings have been issued in several countries after an 8.8-magnitude earthquake rocked Russia, with millions evacuated across Russia, the US and Japan ...

Officials from Japan to California issued warnings after an 8.8-magnitude quake off Russia’s coast. Hours later, there were ...

A tsunami warning has been issued for Hawaii, where waves set off by an 8.8-magnitude earthquake in Russia’s remote Far East ...

WASHINGTON (AP) — President Donald Trump signed a bill Thursday canceling about $9 billion that had been approved for public broadcasting and foreign aid as Republicans look to lock in cuts to ...

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

What do the experts say about volcano activity in Washington state, US? Geologists say there's no cause for alarm. "Volcanoes can be unpredictable, and there’s always the chance that something ...

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

Hundreds of earthquakes have been detected near Mount Rainier on Tuesday, the largest such swarm since 2009.