These parks in Minnesota, Colorado, Florida and other states are too often overlooked by travelers. Here's why you should add ...

A string of earthquakes has made some wonder if this enormous West Coast volcano is about to erupt, but here's what seismologists have to say.

The recent swarm of small earthquakes at Mount Rainier has not only made national headlines but also history: Researchers have never recorded seismic activity like this before at the active ...