Hawaiʻi is no stranger to the ocean’s power. Most people know tsunamis as towering waves caused by earthquakes far across the ...

NASA’s GUARDIAN system detect a tsunami from space, giving coastal communities faster warnings and more time to respond.

When 4-foot tsunami waves crashed into the Crescent City Harbor in rural Northern California last week, the dock nearest the harbor’s entrance — which was designed to absorb the brunt of the surge ...

CRESCENT CITY, Calif. (KGO) -- A Crescent City dock sustained nearly $1 million in damages after it was struck by a tsunami generated by a massive 8.8 magnitude quake that struck off the coast of ...

SANTA CRUZ — Under the threat of a potential tsunami hitting the Monterey Bay following a powerful 8.8 magnitude earthquake off the coast of Russia Tuesday evening, local jurisdictions and agencies ...

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 ...

One of the most infamous warning signs of a deadly tsunami is when the tide pulls away from the shoreline. Beachgoers may be tempted to investigate, or pick up dead fish, but in reality a massive ...

A traffic police officer in Peru sets up a roadblock during a tsunami warning in La Punta, Callao province on July 30, 2025. Alerts were issued in countries across the Pacific, following a massive 8.8 ...

Several factors help determine whether a given earthquake will generate a dangerous tsunami, but the process is not yet fully understood. Tsunami alerts lit up Siri Zama's phone on Tuesday. The ...