A new analysis offers a rare glimpse into how the catastrophic landslide and roughly 1,578-foot tsunami wave looked as it ...

On the evening of Aug. 9, 2025, passengers on the Hanse Explorer finished taking selfies and videos of the South Sawyer ...

It was the second highest tsunami ever recorded on Earth,” says Aram Fathian, a researcher at the University of Calgary and ...

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

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

Last summer’s upheaval in Tracy Arm is a geological hazard that could happen to other northern landscapes, a new study warns ...

The world's second-tallest tsunami wave on record tore through the remote Tracy Arm fjord in Alaska last August, leaving ...

PIERCE COUNTY, Wash. — Lahars are some of the most dangerous natural events connected to our Cascade volcanoes, destructive volcanic mudflows that can slam communities far from the mountains. “Some ...

A village in the Swiss Alps has been buried beneath ice, rock and mud after a massive piece of a nearby glacier collapsed. On Wednesday, a landslide from the mountain side of Birch Glacier -- located ...

Big rain and snow could hit California around Christmas, ending a long dry spell for the state. There's a high risk for heavy rainfall along the entire California coast between Dec. 23 and Christmas ...