Nearly 90% of tsunamis are natural disasters caused by earthquakes, but not all earthquakes form tsunamis: A few conditions have to be met first. First, tsunamis are what happen after underwater ...

Although rare, Tsunamis can be very ... observe the complex wave pattern they form. There is no standard spacing and number ...

Confusion ensued after a Tsunami Warning was issued Thursday minutes after an earthquake was detected off the Northern California coast and canceled soon after. The Tsunami Warning, which means a ...

A catastrophic 7.5 magnitude earthquake and 20-foot high tsunami struck Sulawesi, Indonesia on Friday, killing more than 1,200 people, causing widespread destruction, and impacting hundreds of ...

Twenty years on from the Boxing Day Indian Ocean tsunami, there are still things we do not know about the phenomenon. More than 230,000 people died after a 9.1 magnitude earthquake under the sea ...