America built the X-15 to get flight data in the unknown between airplanes and spacecraft. -The rocket-powered, Inconel-X research plane, air-dropped from a B-52 and driven by a throttleable XLR99, ...

Physicists have devised a new model to account for the discomfort that airline passengers know all too well.

Skydiving isn’t for the faint of heart - especially when your very first jump is completely solo. At the U.S. Air Force Academy in Colorado Springs, cadets experience this thrill firsthand through the ...