High above Howe Sound, on the steep, treed slopes above Lions Bay, a narrow gravel road climbs to a flattened area where ...

Avalanches Rock Annapurna As the winter climbing season draws to a close in the Himalayas, two avalanches rocketed down the steep slopes of Annapurna over the w ...

Researchers are learning more about our ancient ancestors who left footprints in volcanic ash dubbed the "devil's trail".

With so many ski areas in New England, Bostonians don’t have to travel too far to hit the slopes. Here are some expert tips ...

Klungkung, Bali. A rock fall triggered by heavy rain collapsed onto a shrine in Klungkung Regency, Bali, on Sunday, killing ...

The Mountain Fire area faces new hazards this winter. Here's what to know about the risk of debris flows and flooding.

At least 23 people have died in several landslides and flash floods on the Indonesian islands of Bali and Java. Eleven others ...

When the Army Corps of Engineers sought to reduce Beacon Rock to rubble, Henry Biddle purchased it for $1 in 1915. Before ...

As wildfires burn the landscape, they prime slopes for debris flows: powerful torrents of rock, mud and water that sweep downhill with deadly momentum.

A skier and physicist at the University of Colorado Boulder who studies avalanches explains what happens in an avalanche and ...