More than 800 earthquakes have rattled Washington's Mount Rainier in the last 30 days, sparking fears that one of America's most dangerous volcanoes is coming to life. More than half of the quakes, ...

MT. RAINIER, Wash. (KOMO) — Mount Rainier saw a swarm of hundreds of small earthquakes that started early Tuesday morning. The activity began just before 1:30 a.m. on July 8, with hundreds of ...

Mount Rainier’s seismic sensors showed unusual activity for several days, prompting widespread attention online, but experts told KIRO 7 News the readings came from a malfunctioning instrument rather ...

Washington state may not have to worry about hurricanes, but it is volcano country. The United States has 161 active volcanoes – all in the western U.S. – but only 18 are classified as a "very high ...

SPOKANE, Wash. – Experts are worried about the tallest mountain in the Cascade Range, according to National Geographic magazine. The article titled “This May be the Most Dangerous U.S. Volcano,” ...

One of the most deadly and dangerous volcano hazards isn’t lava. Mudflows called lahars can come without clear warning.

Add Yahoo as a preferred source to see more of our stories on Google. Mount Rainier’s seismic sensors showed unusual activity for several days, prompting widespread attention online, but experts told ...