Jupiter’s moon Europa is on the short list of places in our solar system seen as promising in the search for life beyond ...

"It's like watching a cosmic volcano erupt again after ages of calm — except this one is big enough to carve out structures ...

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

This is the first time seismic activity of this intensity has been recorded since the start of Kilauea’s eruption in December ...

A long quiet volcano in Ethiopia has roared back to life, blasting ash roughly 9 miles into the sky and catching both nearby ...