How does a tsunami formed?

Tsunamis are massive waves that form when an ocean is disturbed by an earthquake, landslide, volcanic eruption or other disruptive event. Underwater earthquakes, which occur at the boundaries of tectonic plates, are one of the most common causes of tsunamis. read more

A tsunami is a series of waves generated in an ocean or other body of water by a disturbance such as an earthquake, landslide, volcanic eruption, or meteorite impact. The picture at the left shows how an earthquake can generate a tsunami in the overlying water. read more

TSUNAMIS WERE VIRTUALLY UNHEARD of in the mass media until the catastrophic monster waves that struck on Boxing Day in 2004. But large events like the earthquake and tsunami in Chile in 2010 and the recent Japanese disaster have put tsunamis back into the public consciousness. read more