Foot of a famed Mount Everest climber is possibly found after 100 years

A National Geographic documentary crew may have found partial remains of the foot of Andrew “Sandy” Irvine, the famed mountaineer who disappeared on Mount Everest 100 years ago. A National Geographic documentary crew may have found partial remains of the foot of Andrew “Sandy” Irvine, the famed mountaineer who disappeared on Mount Everest 100 years ago.  NBC News Science