On this day: August 1
POSTED: 08:47 PM PDT Jul 31, 2012
UPDATED: 11:00 PM PDT Jul 31, 2012
Oxygen is discovered, Adolf Hitler presides over the opening of the Olympics, a new superhero is introduced, tragedy strikes the University of Texas and a new all-music TV network debuts, all on this day.
Public domain
1907: The U.S. Army establishes the Aeronautical Division, Signal Corps, that later will become the U.S. Air Force. The division consisted at its inception of one officer (Capt. Charles deForest Chandler, seen here on the left in 1912) and two enlisted men and focused on the use of hot-air balloons.
