A powerful magnitude 6.0 earthquake struck near Mauna Loa on Hawaii's Big Island late Friday night, rattling communities across the island chain, triggering rockslides and briefly sparking fears of a ...

Scientists are renewing warnings about mega-tsunami risk to three US coastlines — the Pacific Northwest, Alaska, and Hawaii.

Experts are alerting that the precarious cliffs along Alaska's coast and its active seismic regions pose an increasing mega-tsunami threat to the entire Pacific shoreline of the United States. Recent ...

The impact unleashed a mega-tsunami wave that surged approximately 650 feet high through the confined fjord system.

Scientists reconstructed a 481-metre tsunami that struck Alaska's Tracy Arm Fjord after a huge landslide. The near-miss event ...

Tsunamis, earthquakes, hurricanes and nuclear meltdowns highlight the most effective depictions of disaster on screen ...

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

A new scientific analysis of Alaska’s near-miss megatsunami is intensifying scrutiny of how insurers and expedition operators ...

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