Tsunamis pose a risk to the entire California coast. But should a major one strike, how bad could it be? A single tsunami likely won't cause the worst-case scenario for every region. But in total, ...

Tsunami alerts lit up Siri Zama's phone on Tuesday. The 28-year-old high school teacher in Kapolei, Hawaii, fled inland. "It was raining, and the clouds got real dark. It was just a little scary. I ...

At 5:26 am local time on August 10, 2025, a massive wedge of rock with a volume of at least 63.5 million cubic meters detached from a mountain above Alaska’s Tracy Arm fjord. The falling rock ...