National Security

The first airplanes were powered by piston engines turning propellers, and when gas turbine engines emerged decades later, they quickly proved able to propel aircraft higher, further, and faster. The cycle repeated itself with the turbofan in the 1960s and ’70s. Yet as dazzling as ...
Air Force Global Strike Command launched an unarmed intercontinental ballistic missile from Vandenberg Space Force Base, Calif., in the early morning hours of Aug. 11, sending the ICBM some 4,200 miles before detonating it with non-nuclear explosives near the Marshall Islands in the Pacific, AFGSC ...