Tsunamis have hit Washington and the Puget Sound region in the past, and they will happen again in the future.

The word for tsunami comes from the Japanese characters for harbor and wave. It's a series of extremely long waves set in motion when energy from an earthquake causes the ocean floor to suddenly ...

The 5.2-magnitude earthquake on Monday shook the ground and nerves in San Diego, but some scientists were already scanning the ocean floor for tremors.

"The state's recently updated the inundation maps ... the earthquakes that would cause a tsunami are a great distance away up on the Oregon and Washington coast and up in Alaska.

WELLINGTON, New Zealand (AP) — A 7.0 magnitude earthquake hit near Tonga early Monday morning, causing slight damage and brief evacuations before the threat of a tsunami hitting the Pacific ...