Add Yahoo as a preferred source to see more of our stories on Google. Volcanoes are nature's most dramatic rocks, and while their eruptions can be awe-inspiring, they also pose serious threats to ...

Add Yahoo as a preferred source to see more of our stories on Google. Mount Rainier’s seismic sensors showed unusual activity for several days, prompting widespread attention online, but experts told ...

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 ...