“Fearless Felix” Baumgartner ascended to the stratosphere and stepped into the void from 24.2 miles above the Earth. His speed during the fall reached Mach 1.24, and the Austrian adventurer nailed the landing. October 14, 2012 Wired  Introduction Murry Salby is also totally committed to the atmosphere. He is a scientist with such deep and … Continue reading Fearless Physics from Dr. Salby