Beneath Earth s surface, nearly 3,000 kilometers down, lies a mysterious layer where seismic waves speed up inexplicably. For ...

Tsunamis pose a risk to the entirety of the California coast. But should a major one strike, how bad could it be?

Near-shore tsunamis, those triggered by earthquakes just off the coast, could pose a particularly dire risk for California’s ...

A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about ...

Diversified Consulting was the only company responding to a request for proposals to do the study that will cost roughly $250 ...