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

The latest in articulated dump trucks from Bell, Caterpillar, Develon, Hyundai, John Deere, Liebherr, Rokbak and Volvo.

Burke Mountain has a magnetic quality. It attracts swarms of outdoor adventure enthusiasts – skiers, bikers, hikers, campers, ...

Around 350,000 years ago, a now-extinct volcano in southern Italy violently erupted, spewing ash high into the atmosphere and ...

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 ...

French alpinist Paul Bonhomme made the first ski descent of ‘De l’autre coté du ciel’ down the North Face of Tête d’Eslucis (2764m) in the Écrins massif in France.

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

Victor de le Rue and Noémie Equy took home first place at the Baqueira Beret Pro by Movistar.

News about the fire arrived in fragments. First, that the blaze in Eaton Canyon was spreading rapidly, then that a few homes ...

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

Geomorphologist and veteran climber Ludovic Ravanel is learning how Mont Blanc is shifting—and sharing his discoveries with ...

Winter is here, meaning it’s time to hit the slopes! With Minnesota winters being filled with snow, often for longer than we wish, there are a plethora of places to go skiing or snowboarding. The ...