SAN LUIS OBISPO COUNTY, CA - A preliminary 2.2 magnitude quake occurred close to San Simeon at midday on Sunday, the U.S.

Scientists have discovered how two active volcanoes reacted following a massive earthquake - and what their unexpected silence revealed.

Thursday's tremors were the fifth earthquake of the month recorded in South Carolina.

An magnitude 6 earthquake struck roughly seven miles south of Honaunau in the South Kona area of Hawaii Island, with ...

INYO COUNTY, CA - A preliminary 3.0 magnitude quake occurred close to Round Valley on Saturday evening, according to the U.S.

Hunua Ranges in South Auckland is now identified as active and has the potential to cause a major earthquake with serious consequences, University of Auckland researchers say. The Mangatangi Fault ...