Alaska's near‑record landslide tsunami sent a wave 1,580 feet up the fjord walls

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

‘Unprecedented’: Last year, Alaska had the second-tallest tsunami ever recorded, with zero warning

A wave nearly as tall as the Empire State Building tore through a Southeast Alaska fjord last year. A new study published ...

Massive Alaska megatsunami was second largest ever recorded

A massive 'megatsunami' wave created when part of an Alaskan mountain crumbled into the sea is the second tallest ever ...
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Study confirms Alaska's 2025 megatsunami as second largest recorded

Record-breaking height: The 2025 Tracy Arm Fjord tsunami reached 1,578 feet, second only to the 1958 Lituya Bay event. Glacier retreat link: Rapid retreat of South Sawyer Glacier destabilized the ...
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How Bozeman grad student Bella Seppi turns earthquake sensors into plane spotters

A 28-year-old graduate student Bella Seppi is using earthquake sensors to track aircraft in Alaska, a groundbreaking ...
Anchorage Daily NewsOpinion

Opinion: Alaska’s near‑record landslide tsunami sent a wave 1,580 feet up the fjord walls — and left clues for building a warning system

As glaciers retreat and steep slopes destabilize, Alaska’s coastal fjords may need a new kind of tsunami alert system.