Imagine waking up one morning to news that a massive volcanic eruption has shaken a remote region with absolutely no advance notice. This isn't science fiction. It's happening right now around the ...

USGS scientists have recently observed low-density tephra produced in recent eruptions become short-lived “Tephra Devils,” ...

A recent earthquake in Russia's Far East has triggered renewed tsunami warnings, connecting the event to a volcano erupting after centuries of dormancy. Authorities remain cautious as new tremors and ...

A magnitude 4.6 earthquake shook Hawaii on Tuesday night, striking on the southern side of the Kilauea volcano, which has had dozens of eruptions in recent months. The earthquake occurred at 11:49 p.m ...