Scientists Are Dropping Explosives All Over Mount St. Helens On Purpose

What could go wrong with setting off explosives all around an active volcano? As scary as it might sound, this is a carefully planned experiment to peer inside Mount St. Helens' mysterious underground magma chamber. No, we aren't blasting the volcano open, but the induced seismicity will let geologists finally map… » 7/08/14 5:40pm 7/08/14 5:40pm

The Next Yellowstone Supereruption Is Closer Than You Think

The good news: scientists have discovered that "the Yellowstone super-volcano is a little less super than previously thought." The bad news: the Yellowstone super-volcano is "more active than previously thought." That means eruptions are more frequent. So the next one is likely closer than previously predicted. Gulp. » 5/01/12 10:39am 5/01/12 10:39am