Robert DeGroot, operations team lead for the USGS-managed ShakeAlert Earthquake Early Warning System, told SFGATE that at ...

A shake alert went out over the U.S. Geological Survey's early warning system on Dec. 4, warning that a 5.9 earthquake near ...

HUMBOLDT COUNTY, CA - the U.S. Geological Survey reported that a preliminary 3.4 magnitude quake shook close to Fortuna ...

HUMBOLDT COUNTY, CA - Friday afternoon, a preliminary 2.2 magnitude quake was recorded close to Fortuna, according to the U.S ...

The false alert Thursday mistakenly claimed a magnitude 5.9 earthquake had struck near Carson City, Nevada. Here’s what ...

The U.S. Geological Survey is investigating the cause of a false alert sent out reporting a 5.9 earthquake that never ...

Deep Fission is betting that the safest place for a nuclear reactor is not behind thicker concrete walls but a mile beneath ...

In a recent Science study, researchers used 15 kilometers of telecom fiber near Mendocino, Calif., to record the region’s ...

Across the West, porcupines are vanishing. Wildlife scientists are racing to find where porcupines are still living and why ...

Republican Matt Van Epps of Tennessee was sworn Thursday as the newest House member, two days after winning a closely watched special election that helped maintain his party's slim grip on power. "I ...

People throughout Northern California received a MyShake alert on Thursday at 8:06 a.m., notifying them of an earthquake in ...

A 2.7-magnitude earthquake struck in San Luis Obispo County the early hours of December 4, 2025, according to the U.S.