Add Yahoo as a preferred source to see more of our stories on Google. 1 /3 VIDEO COURTESY USGS A livestream of the Kilauea eruption from the southern rim of the caldera. COURTESY USGS A screenshot of ...

Yellowstone National Park sits atop one of the most studied volcanic systems on Earth, and the question of what a full-scale caldera-forming eruption would do to the United States draws enormous ...

What is a super eruption and how did they create the geology of Yellowstone? Where is the world's largest, most explosive, and most unusual volcano? It's Yellowstone National Park. The Yellowstone ...

Update: Episode 43 of the ongoing Halemaʻumaʻu eruption ended at 6:21 p.m. on March 10, 2026, and the ongoing Halemaʻumaʻu eruption is currently paused. Tephra fall has been reported outside of the ...

Deep under the western United States, two of the planet’s largest volcanic systems are quietly reshaping rock and gas. In California and Wyoming, scientists have reported unusual behavior that has ...

Episode 31 of the ongoing Kilauea eruption began Friday at 2:04 p.m., and lava could be seen fountaining from the north vent. The episode ended Saturday morning 2:52 a.m. after 12.6 hours of ...

A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park. Geologists call this type of bulge “volcanic uplift.” It’s often caused by ...