A massive landslide in Alaska triggered the second-highest tsunami ever recorded, sending water and debris 1,580 feet up a ...

On the evening of Aug. 9, 2025, passengers on the Hanse Explorer finished taking selfies and videos of the South Sawyer Glacier, and the ship headed back down the fjord. Twelve hours later, a ...

On August 10, 2025, a massive landslide unleashed over 64 million cubic meters of earth into the stunning depths of Tracy Arm ...

When a mountainside above Alaska’s Tracy Arm collapsed into the fjord on Aug. 10, 2025, the resulting tsunami ran 1,580 feet (481 meters) up the opposite wall, making it the second-highest tsunami in ...

Scientists say last year’s near miss in Tracy Arm highlights a danger to cruise ships that appears to be growing with climate change.

A massive 8.8 magnitude earthquake in the North Pacific off Russia has triggered a wave of tsunami warnings and evacuation notices across Hawaii, Alaska, and along the U.S. West Coast. The earthquake ...

A massive tsunami-causing landslide in Southeast Alaska on Sunday likely sent more than 100 million cubic meters of debris — the equivalent of 40,000 Olympic-sized swimming pools — into an icy fjord ...

Communities in areas along a 700-mile (1,127-km) stretch of Alaska’s southern coast ordered residents to higher ground after a powerful earthquake Wednesday, but officials quickly downgraded a tsunami ...

It turns out that an enormous tsunami in Alaska last summer was one of the biggest in history. Researchers say a mountainside collapse in August sent 64 million cubic meters of rock crashing into ...

In the spring of 2024, a group of scientists attending a national seismology conference in Anchorage purposely sailed into danger. Chartering a tour boat, they sailed into Prince William Sound and ...