Add Yahoo as a preferred source to see more of our stories on Google. A recent earthquake swarm at Mount Rainier in Washington state, along with increased volcanic activity in Alaska, Oregon, and ...

Mount Spurr, whose volcanic ash darkened Anchorage’s skies in 1953 and 1992, may be building toward another eruption, according to a statement issued Thursday by the Alaska Volcano Observatory. For ...

View of Mount Rainier from Pinnacle Peak trail in Mount Rainier National Park, Washington State, USA. (Photo by Wolfgang Kaehler/LightRocket via Getty Images) USGS Volcanoes, a USGS social media ...

But Mt. Baker is also an active volcano. And five years before Washington’s Mt. Saint Helens erupted in 1980 and killed 57 ...

Volcanoes have been shaping the land around them for millions of years, and communities have always found ways to live in ...

Since 2000, specialists at the National Museum of Natural History have produced the world’s foremost report on active volcanoes Sally Sennert Did you know that there are between 40 and 50 volcanoes ...

During lava fountaining episodes, strong volcanic tremor — a signal associated with fluid movement — is recorded on seismic ...

Since Mount Shinmoedake began erupting on June 22, experts are continuing to closely monitor the southern Kyushu volcano in ...