Earthquakes are caused by the breaking and shifting of rock beneath the earth’s surface. They can strike without warning and can occur at any time. In the U.S., 45 states and territories are at ...

Edition spoke with Jacob Margolis, a science reporter for LAist Public Radio and host of the podcast “The Big One: Your Survival Guide” about preparing for and responding to an earthquake.

"We make noises over the intercom, sort of a 'mock earthquake,' and had the kids do the duck, cover and hold method." Aaron Kenneston, the Washoe County emergency manager, said reaction from the ...

A tremor of 2.5 or less usually cannot be felt but can be detected by instruments. Quakes of up to five are felt and cause ...