It has been 20 years since the deadliest tsunami ever recorded, one that devastated communities around the Indian ocean and killed more than 200,000 people. NBC News' Janis Mackey Frayer spoke ...

After a 7.3 magnitude earthquake struck Alaska’s southern coast, the National Weather Service downgraded the initial tsunami warning to an advisory.

It has been 20 years since the deadliest tsunami ever recorded, one that devastated communities around the Indian ocean and killed more than 200,000 people. NBC News' Janis Mackey Frayer spoke ...

The term 'Fukushima 50' refers to a group of courageous workers who remained at Japan's Fukushima Daiichi Nuclear Power Plant after the 2011 earthquake and tsunami triggered a nuclear crisis.