(CNN) — Here is a look at tsunamis. Tsunamis are formed by a displacement of water – a landslide, earthquake, volcanic eruption, or slippage of the boundary between two of the earth’s ...

Coastal areas have two high tides and two low tides every 24 hours and 50 minutes ... Facts About Our Planet: This article was originally published on mentalfloss.com as Tsunami vs.

A tsunami racing across an ocean and causing damage or deaths more than 620 miles (1,000 kilometers) away happens about twice a decade. Where do they occur? Tsunamis can occur in any ocean, sea or ...

ANCHORAGE, Alaska (AP) — The powerful earthquake that struck in Northern California on Thursday prompted a brief tsunami warning affecting about 5 million people along a stretch of the West ...