af.mil

0dZoj TIL the United States Air Force has airplanes that function as mobile airborne radio and television stations
MenjV TIL that the speed record for a vehicle on rails is no less than 6,416 mph, or Mach 8.4, set by a rocket sled in 2003 at Holloman Air Force Base.
AD66l TIL about CRAF, the Civil Reserve Air Fleet. It requires some airlines to reserve a portion of their fleet for military deployments that are on-call & ready within 24-48hrs, should demand exceed military resources. Lately, it is one of the reasons why the govt. will continue bail out the airlines.