The video has sparked discussion online about the environmental impact of climbing activities on Mount Everest.

Add Yahoo as a preferred source to see more of our stories on Google. FILE PHOTO: Pilots walk up to a new Cathay Pacific Airways Airbus A350 after being received by the airline at Hong Kong Airport ...

There is no evidence of there being a systematic safety problem with aircraft oxygen bottles, says Australian investigators. The findings are published in their latest report into a July 2008 accident ...

In the early hours of May 16, Adrian Ballinger, founder of Alpenglow Expeditions, was making his way up the North Side of Everest with 13 Sherpa and 13 clients when their oxygen tanks started to hiss ...

Tragedy and a troubling mystery have enveloped Mount Everest as the mountain’s climbing season reaches its peak. The bodies of three Indian climbers were retrieved Sunday amid reports that climbers ...