A dormant volcano in Ethiopia erupted after 10,000 years of silence. This event shows how the world's little-known volcanoes pose the greatest threat.

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

Did you know there are at least 1,350 active volcanoes around the world, and roughly 20 active volcanic eruptions on any given day? While many of them occur deep under the ocean – most volcanoes are ...

LOS ANGELES — A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San ...

On very clear days, I can see five volcanoes from my campus. They’re Rainier, Hood, Adams, St. Helens and Baker. That’s … a lot. I asked my friend Katie Cooper about it. She’s a geophysicist at ...