When the slope of a mountain above Tracy Arm fjord, in Alaska, gave way on 10 August 2025, 64 million cubic metres of rock ...

The second largest tsunami in history struck an Alaska fjord after a mountain slope suddenly collapsed in the Tracy Arm ...

Scientists say as glaciers retreat in a warming climate, landslide-generated tsunamis are likely to become more frequent.

A massive 'megatsunami' wave created when part of an Alaskan mountain crumbled into the sea is the second tallest ever ...