The cost of repair or replacement has been estimated as high as $20 million, and cell phone alerts, while far from a perfect ...

As questions grow about whether emergency sirens could have saved lives during the flash floods in Texas, it's reigniting a conversation about San Francisco's emergency warning sirens--which have been ...

A tsunami warning is in effect along parts of Alaska’s lightly populated southern coast after a 7.3 magnitude earthquake.

A 7.3 magnitude earthquake off Alaska’s southern coast has triggered a tsunami warning for a 700-mile stretch from southwest of Homer to Unimak Pass.

A lightly populated stretch of Alaska’s southern coast was under a tsunami warning Wednesday after a strong earthquake was ...

A major earthquake with a preliminary magnitude of 7.2 initially triggered a tsunami warning, later downgraded to an advisory ...

A 7.3 magnitude earthquake struck near Sand Point, Alaska, on Wednesday, prompting a tsunami warning from the National Weather Service.

A tsunami warning is in effect along parts of Alaska's lightly populated southern coast after a 7.2 magnitude earthquake.

Texas leaders have faced a torrent of criticism ever since flash floods from the Guadalupe River on Independence Day ...

INNAARSUIT, Greenland - Authorities in northwestern Greenland are warning residents of a small coastal village to exercise ...