The Tree Well Guardian, a device affixed to a ski boot, kicks into action when skiers get stuck headfirst in the snow.

Add Yahoo as a preferred source to see more of our stories on Google. Skier passing between two trees. Two skiers have died in similar accidents at Wyoming ski resorts over the last few days. The ...

The North American ski season is fast approaching, and forecasters suspect—at least through December—that La Niña will appear. That could be a boon for ski resorts across the Pacific Northwest and the ...

As snow piles up in the mountains, skiers and snowboarders are keeping their eyes out for one of the biggest risks at ski resorts — tree wells. Tree wells are formed by unstable snowpack building ...

Tree wells, though, can occur anywhere there are trees, especially smaller ones. Of the 65 SIS fatalities at U.S. ski areas since 1990 - including that of a teenager who suffocated in a tree well last ...

A panic-inducing video of a snowboarder buried head first in deep snow at the base of a tree has gone viral and highlights the importance of staying within eyesight of skiing and boarding buddies. On ...

WHITEFISH, Mont. - The Flathead County Sheriff's Office says 54-year-old Douglas Spring's son found him upside down in a tree well. He couldn't be resuscitated. The two had been skiing in ...