At Mount St. Helens, volcano monitoring and trail maintenance efforts are set to degrade without help from federal agencies.

The earthquake struck at 7.46 p.m. PT about three miles northwest of Dublin, California, at a depth of seven miles, according ...

Non-volcanic tremor ramp up precedes slow slip in Cascadia by about a day, indicating that brittle-creeping process ...

A 3.9 magnitude earthquake was recorded in Malibu, California, on Sunday evening, according to the U.S. Geological Survey.

An earthquake of magnitude 4.0 has shaken an area in the Mendocino National Forest. The quake, which hit at 7:13 p.m., was centered in 14 miles northeast of Pottery Valley, according to preliminary ...

The coastline here is as beautiful as it is battered, in a region that has traditionally seen few tourists. But that’s ...

If the landslide at the Barry Arm fjord collapses, its falling ice and rock could generate a devastating 650-foot-high tsunami ...

Massive forest fires in this northeastern Japan city are thought to have led to the deaths of all of more than 2 million ...

Drought in the mountainous areas of central and northeastern Japan is contributing to the spread of forest fires on a scale ...

Finding any fossil, let alone fossilized remains that are hundreds of millions of years old, always gives a glimpse into the ...

LEGAZPI CITY — A magnitude 2.2 earthquake struck eastern Camarines Norte on Tuesday, the Philippine Institute of Volcanology and Seismology (Phivolcs) said in a bulletin. The earthquake was ...