Scientists have discovered evidence that California is actually peeling apart below the surface, as dense rocks under the Sierra Nevada mountain is detaching and sinking deeper into the mantle.

The San Joaquin Valley and surrounding areas were expected to see temperatures lower than 32 degrees Thursday morning.

An economist's harrowing escape from fire and her big ideas to rescue California from its insurance doom spiral.

Experts say that while it has been quiet after Monday's quake, the risk of one or more aftershocks is not out of the question ...

January 26 marked the 325th anniversary since the last earthquake struck the Cascadia subduction zone. Centuries later, the ...

Scientists have solved the mystery of how earthquakes can occur 420 miles deep inside Earth, where extreme pressure and heat ...

But this ghost is far from the only reported rail sighting in the U.S. "There's a recurring theme. There are ghosts reported ...

Alex de Steiguer was about to send an email from a house on Star Island, 7 miles off the coast of Maine and New Hampshire, when she heard what she thought was a big plane flying over. Outside, a flock ...

January 26 marked the 325th anniversary since the last earthquake struck the Cascadia Subduction Zone. Centuries later, the ...

The first significant storm of the season brought snow and downpours to Southern California that doused wildfires and caused ...