DARPA's Falcon Hypersonic Technology Vehicle 2 (HTV-2) hit approximately Mach 20 — about 13,000 miles per hour or 3.6 miles per second. DARPA claimed the Falcon could fly from New York City to Los ...

For the second time in a row, the Falcon HTV-2, the unmanned hypersonic glider developed by the Defense Advanced Research Projects Agency (DARPA) for the U.S. defense failed its test flight and got ...

Following the failed test flight of the Falcon Hypersonic Technology Vehicle 2 (HTV-2), Defense Advanced Research Projects Agency (DARPA) said it was questioning why desired controls couldn't be ...

DARPA is reportedly preparing for a second test of the Hypersonic Test Vehicle after the unmanned aircraft's first flight ended in the deliberate loss of the aircraft for safety reasons. Falcon HTV-2 ...

The US Defence Advanced Research Projects Agency may have lost contact with its Falcon Hypersonic Technology Vehicle 2 some 9min after launch, but the 23 April mission would appear to stand as a ...

A test flight of an experimental aircraft traveling at 20 times the speed of sound ended prematurely Thursday morning when the arrowhead-shaped vehicle failed and stopped sending back real-time data ...

The latest prototype in the Pentagon’s attempts to develop what is, in essence, a Mach 20 drone that can strike any target on earth within an hour, lasted no more than about 30 minutes before losing ...

(Yes, it's on foxnews site but that's the link a friend gave me) Unmanned craft, launches on a rocket and then separates and flies at hypersonic speeds (mach 20 or 13,000mph). For a comparison of what ...

The US Defence Advanced Research Projects Agency (DARPA) has launched its new Falcon hypersonic technology vehicle 2 (HTV-2) at Vandenberg Air Force Base in California. The objective of DARPA Falcon ...

An unmanned aircraft that can travel at the breakneck speed of 20 times the speed of sound will take off Wednesday from an Air Force base in California for a test flight. The Falcon HTV-2 is an ...