The edges of the plates, or plate boundaries, are made up of many faults ... called the hypocenter and the location directly above it on the surface of the earth is called the epicenter.

“UPDATE: Epicenter of 4.8 Earthquake in NYC area ... told USA TODAY in an email. The hypocenter – the specific spot beneath the earth’s surface where an earthquake originates, also known ...

From Napa to Santa Cruz, many Bay Area residents say they felt the big jolt of a 3.9 earthquake on the Calaveras fault in the ...

This discovery could really shake up the Big Apple. New York City was rattled harder than some surrounding areas during last April’s northeast earthquake because of a dangerous, newly discovered ...