THE earthquake behind the tidal wave which swamped parts of Asia was caused by one of the plates which makes up the world’s surface moving a matter of metres, experts said yesterday.

More aftershocks rattled central California today following a magnitude 6.5 earthquake that killed two people, injuring dozens and wrecked a landmark clock tower.

At least two people were killed when an earthquake rocked California’s central coast and shook the state from Los Angeles to San Francisco.