Glider to Surf the Sky to the Edge of Space
Tuesday, May 17, 2016 - 07:21
in Astronomy & Space
Perlan 2 pilots will search for high-altitude updrafts of air, known as mountain waves, that form over the Andes.
Perlan 2 pilots will search for high-altitude updrafts of air, known as mountain waves, that form over the Andes.