Do not be alarmed if, a bit later on Thursday, you turn to see a bunch of co-workers peering out from under their desks. It’s not an alien invasion or a spontaneous game of hide-and-seek. Nearly 60 million people around…

Do not be alarmed if, a bit later on Thursday, you turn to see a bunch of co-workers peering out from under their desks. It’s not an alien invasion or a spontaneous game of hide-and-seek. Nearly 60 million people around…

Earthquakes could threaten the U.S.'s most important storage site for crude oil.

The Japanese-made pipes don't pull apart at the joints when the earth moves.

The seismologist explains how using narratives can get your message across.

The Oklahoma Supreme Court will soon decide if fracking is linked to earthquakes.

On the 20th anniversary of the Northridge earthquake, which population centers should be worried?

When the ground started moving here in Southern California, the "tweets" on Twitter started flowing. And it didn't take long for some online...

Looks like the USGS has downgraded the magnitude of the quake to 5.4. . . . Ho hum. Back to work.

We just got hit with one of the joys of life in Los Angeles -- an earthquake that had our downtown office rocking. The preliminary report from the...