Each summer in the mountains above Juneau, Alaska, meltwater from the massive Mendenhall Glacier flows into mountain lakes and into the Mendenhall River, which runs through town.

A massive landslide near South Sawyer Glacier in Alaska triggered a significant local tsunami, generating waves up to 100 feet high. The event, marked by a rare precursory signal of small earthquakes, ...

Emergency officials say new barriers appear to have worked as planned, with only scattered reports of water leaks.

Glacial lake outburst flooding is a flood that's produced by the quick, unexpected release of water from a glacial lake.

An overflowing glacial lake caused a surge in the Mendenhall River on Wednesday, prompting flood alerts and evacuations in Juneau.

Juneau braces for record Mendenhall Glacier flooding as climate change drives faster glacial melt and billions of gallons ...

A team led by researchers from the University of Washington used a fiber-optic cable to capture calving dynamics across the ...

"The unimaginable happened" – footage shows the collapse of a gargantuan iceberg in Sermilik Fjord in Greenland, resulting in ...

A British researcher's remains were discovered in a melting Antarctic glacier after he died in an accident in 1959.

Alaska Gov. Mike Dunleavy declared a state disaster due to what he called the "imminent threat of catastrophic flooding from ...

The facade of a Roslindale building collapsed Wednesday evening, sending bricks tumbling down onto the sidewalk below, the Boston Fire Department said.