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

Kīlauea summit region shook for 5 hours Nov. 14 that year as magma made a path to the surface. The eruption began at 8:08 p.m ...

Monday's eruption in Hawaii lasted about 10 hours and marked Episode 40 in a series that started in 2024, the USGS said.

Recent activity indicates a projected eruption between Sunday and Wednesday, which would mark its 40th eruptive episode since ...

Ever wonder what it would look like to be engulfed in a lava fountain as you choke on volcanic ash and burn to death? No? Well, you’re wondering now, aren’t you? Don’t worry, what you’re about to see ...

Scientists warn that Earth faces an unusual danger as glaciers disappear. About 1,000 glaciers vanish each year, and this ...