Later today, DARPA will be testing the Falcon HTV-2 again, which mysteriously disappeared in its first test flight last year. The hypersonic flight will travel at 20 times the speed of sound from California’s Vandenberg Air Force Base. More
Later today, DARPA will be testing the Falcon HTV-2 again, which mysteriously disappeared in its first test flight last year. The hypersonic flight will travel at 20 times the speed of sound from California’s Vandenberg Air Force Base. More