An 8.2 magnitude earthquake struck near Mindanao in the Philippines, triggering tsunami warnings across the western Pacific ...

After a prolonged period of uncertainty, NOAA has reestablished an essential network of nine seismic monitoring stations in ...

New satellite images are helping scientists understand a major tsunami that changed the landscape of a popular tourist destination in Alaska forever. On August 10, 2025, a tsunami larger than the ...

Natural disasters like the one at Tracy Arm fjord, about 45 miles south of Juneau, could become more common as climate change ...

Aerial view of the August 2025 landslide and tsunami near South Sawyer Glacier in Alaska A massive 'megatsunami' wave created when part of an Alaskan mountain crumbled into the sea is the second ...

The world’s second-tallest tsunami wave on record tore through the remote Tracy Arm fjord in Alaska last August, leaving immense destruction in its wake. Scientists have made it possible for you to ex ...

Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea or landslides. The tallest tsunami on record - about 1,700 feet (520 meters) - also was a localized event, occurring ...

In 2025, the retreating South Sawyer Glacier in Alaska's Tracy Arm, a fjord near Juneau, triggered a large landslide. As debris from the landslide smashed into the water, it triggered a megatsunami ...

Tracy Arm Fjord, in southeastern Alaska within the Tongass National Forest, presents ⁠a ⁠majestic vista, with a narrow sea inlet surrounded by towering ⁠granite cliffs, waterfalls and glaciers. One ...

One of the world's strongest earthquakes struck Russia's Far East early Wednesday, an 8.8-magnitude temblor that set off a ...

On August 10, 2025, a landslide in Alaska’s Tracy Arm triggered a megatsunami, and a recent study of the massive debris collapse revealed that the resulting wave was the second-highest tsunami ever ...