Buried alive and seconds of air left -- last week, in near-whiteout conditions, an advanced ski run at Palisades Tahoe in Northern California turned into a life-saving mission.

A top doctor has revealed why avalanches have such a high mortality rate -- after eight skiers were killed near Lake Tahoe.

Add Yahoo as a preferred source to see more of our stories on Google. KATHMANDU, Nepal (AP) -- Authorities in Nepal have arrested six travel and mountain rescue executives accused of conducting fake rescues on the Himalayan nation's high mountains to scam millions of dollars from international insurance companies, officials said Monday.