Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

The Alaska earthquake was reported three days after a 5.6-magnitude earthquake was reported in Guatemala on Tuesday (July 8), ...

A 13-foot-wide hot pool formed over the winter in one of Yellowstone’s most active areas, and it could offer new insights ...

A 3.6 magnitude earthquake struck eastern San Diego County on Thursday, according to the United States Geological Survey.

A minor, 3.7-magnitude earthquake struck in Southern California on Thursday. It was followed by a larger, 4.3-magnitude quake ...

SOUTHEAST MISSOURI (KFVS) - Another small earthquake was recorded in Missouri on Saturday--the fourth in the last three days.

A plan to sell public lands was removed, but a federal budget bill still contains steep cuts to agencies and programs that ...

More than 300 tremors were recorded below Mount Rainier over the course of three days. Scientists say they were too weak for ...

In a televised cabinet meeting, President Trump indicates he favors placing a 50 percent tariff on inbound copper after a ...

The United States Geological Survey (USGS) has announced that an earthquake swarm has begun beneath Mount Rainier. According ...

Its new name is Kaxchim Chiĝanaa, meaning either “gizzard creek” or “creek or river belonging to gizzard island” in Unangam ...