A massive limestone boulder was found miles from where it should be. Researchers quickly realized that a megatsunami was to ...

Just last year, a massive landslide in Alaska triggered a megatsunami that researchers have now mapped and ...

A new study finds that a megatsunami in Alaska pushed water more than 1,500 feet up the sides of a fjord near Juneau. Researchers say more monitoring is needed to prevent future catastrophes.

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

Record-breaking height: The tsunami’s run-up reached 481 metres, just below the 1958 Lituya Bay record, stripping vegetation and rock along the fjord walls. Glacier retreat trigger: The collapse was ...

Carved over millennia by the pressure and motion of glacial ice, the valley walls cradling the Tracy Arm fjord in southeast Alaska continue to be reshaped. In summer 2025, following the rapid retreat ...

NEW YORK CITY (PIX11) — In the latest episode of “PIX11 Forecast Focus,” PIX11 Meteorologist Mike Masco discusses a mega tsunami in Alaska in August of 2025 that scientists have called the ...

When a wall of rock collapsed into Southeast Alaska’s Tracy Arm last August, it triggered one of the highest-reaching tsunamis ever recorded in the world. The event happened to be in a place heavily ...

Researchers have concluded that a 2025 tsunami in Alaska was the second largest recorded natural disaster of its kind in history, with a wave that reached up to 1,578 feet high. The massive tsunami ...

A crowded elevator in Tokyo begins to shake; the lights cut out without warning. Eyes widen as panic spreads through the confined space. Few know what to do next. This is just one scenario that the ...