Over 25 million cubic yards of rock and ice broke loose and plunged into Greenland's Dickson Fjord, creating a 650-foot-high ...

The second largest tsunami in history struck an Alaska fjord after a mountain slope suddenly collapsed in the Tracy Arm ...

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

A massive 'megatsunami' wave created when part of an Alaskan mountain crumbled into the sea is the second tallest ever ...

Tracy Arm Fjord tsunami was 1,578 feet (481 meters) high The wave rose higher than New York's Empire State Building No ships were present when it occured at 5:30 a.m. and no one was hurt Climate ...

Last summer’s upheaval in Tracy Arm is a geological hazard that could happen to other northern landscapes, a new study warns ...