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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The earth just trembled all around you - is a tsunami now on its way? What you should do on holiday near the coast if there's a ...

When a massive earthquake hits, the shifting seafloor can trigger a series of large, powerful waves. Coastal California residents were ordered to evacuate Tuesday, July 29, following a huge undersea ...