Far out along the rocky cliffs of Alaska’s Aleutian Islands, seismic technology works to detect tremors that could cause a devastating tsunami. But now nine of those stations are expected to be ...

Following early warnings to evacuate coastal areas, thousands of Hawaiians head for higher ground - for many it isn't the first time.

The 7.6-magnitude quake struck in waters off Aomori Prefecture on Japan’s main island, Honshu. It triggered a tsunami warning, which was later lifted. By Christine Hauser Hisako Ueno and Javier C.