On Tonga's Tongatapu island, Maka Lahi, a massive coral boulder, stands as evidence of a 15th-century megatsunami. This 1,200 ...

At the top of a 120-foot-high cliff in Tonga sits a humongous rock—and at more than 650 feet inland, it’s staggeringly out of ...

The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the ...

A magnitude 6.1 earthquake struck off the east coast of Japan’s Hokkaido on Saturday afternoon, according to the Japan ...

A Virginia Tech study highlights the potential for a mega-tsunami triggered by a major earthquake in the Cascadia Subduction ...

Researchers found that a potential powerful earthquake combined with rising sea levels could lead to a mega tsunami.

Florida's tsunami? The surprising 2022 wave from a Pacific volcano was driven by the perfect setup from two other weather systems that resulted in a surge along the entire United States East Coast.

A massive, cliff-top boulder in Tonga reveals a 7,000-year-old mega tsunami, offering new insights for coastal hazard ...

A rare crab known for its bright blue color and giant size hasn’t been spotted on an Indian Ocean island following a deadly ...

Indonesia taps undersea fiber optics to boost tsunami warnings, aiming for faster, wider seismic detection in quake-prone ...