Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

Kīlauea seems to be in a shaking kind of mood after Episode 40 of its ongoing episodic lava-fountaining eruption at the ...

Episode 40 of the ongoing Halemaʻumaʻu eruption ended abruptly at 6:04 p.m. HST on Jan. 12 after 9.7 hours of continuous lava ...

Rebuild the city of Pompeii and climb the social ladder. Roman society is full of intrigues that you have to solve in order to become a powerful ruler.

The new year will bring snow, ice and frost – and anyone thinking of visiting Mount Rainier needs to be prepared. Mount Rainier National Park is in the thick of winter season, which means road ...

The road to Paradise has ostensibly gotten easier to climb. After three consecutive seasons of limited openings at the gate to the state’s highest-elevation road-accessible winter wonderland, Mount ...

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 ...

HAWAII — When I was a child, I was lucky enough to witness the eruption of the Arenal Volcano in Costa Rica. It's a moment I'll never forget and a stunning reminder of the wonders of the natural world ...

Mount Kilauea on Hawaii's Big Island has resumed its on-and-off eruptions, which have been captivating residents and visitors for nearly a year. The eruption is currently contained within Hawaii ...

When the Black Death swept through Europe beginning in 1347, the plague wiped out more than half of the continent’s population, upending societies and interrupting wars. New research suggests that a ...

University of Birmingham volcanologist Mike Cassidy argued that the biggest danger could come, not from Yellowstone and Mount Etna, but from hidden volcanoes that appear dormant and are barely ...

In the Pacific Northwest, a surge of seismic activity has pushed one underwater volcano into what researchers describe as a very high likelihood of eruption, with some models putting the odds near 95 ...