Mt. Rainier National Park, the fifth oldest park in the U.S. national park system, is a popular destination in Washington ...

Bill Peterson Revegetating Mt. St. Helen In May 1980, a magnitude 5.1 earthquake caused an avalanche on Mount St. Helen in Washington State. With ...

Avalanche general manager Chris MacFarland met with the media three times in short order — after the Charlie Coyle/Miles Wood ...

The U.S. Geological Survey Cascades Volcano Observatory said the swarm began early Tuesday at the 14,410-foot volcano near ...

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano ...

Residents are wearing masks to protect themselves from thick volcanic ash that is blanketing several Indonesian villages as ...

Indonesia’s rumbling Mount Lewotobi Laki Laki has erupted twice and sent clouds of searing gas miles into the sky while tons ...