Scientists warn that climate change is destabilising mountainsides above Alaska’s fjords, threatening cruise ships and coastal towns with sudden, massive waves.

Could a 1,000-foot mega-tsunami hit the U.S.? Experts are sounding the alarm over a catastrophic wave that could devastate the West Coast, Alaska, and Hawaii. A major earthquake in the Cascadia ...

Barry Arm, Barry Glacier and Cascade Glacier are seen in May 2020. Glacial retreat has destabilized the rocky slope. The slope is moving gradually, but it could collapse in a large landslide, causing ...

Researchers continue to investigate a massive landslide and tsunami in August that hit a fjord popular among sightseeing cruises in Southeast Alaska. A veritable mountainside of rock crashed into the ...

Move over earthquakes, tsunamis have taken center stage. I will acknowledge the largest magnitude earthquake since 2011, but the Kamchatka M8.8 did little shaking damage and the tsunami was the bigger ...

Officials on Tuesday urged residents in some parts of Juneau to evacuate ahead of what could be a record surge of floodwater after a huge upstream basin of rainwater and snowmelt dammed by Alaska’s ...

The recent landslide-generated tsunami in Tracy Inlet of Southeast Alaska recalls the granddaddy of them all: the giant wave that scarred Lituya Bay in 1958. Lituya Bay, on the Pacific coast about 100 ...