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 ...

The second test of the Defense Advanced Research Projects Agency Falcon Hypersonic Technology Vehicle 2 (HTV-2) ended in the same fashion it predecessor did, crashing into the Pacific Ocean nine ...

Lockheed Martin-designed craft will demonstrate technology for reusable, unmanned hypersonic cruise vehicle Lockheed Martin is proceeding with design of a hypersonic test vehicle (HTV) after the US ...

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 ...

DARPA has confirmed the splash down of its unmanned Falcon Hypersonic Technology Vehicle (HTV-2) following the hypersonic vehicle's second test flight on August 11. While a "controlled descent" ...

DARPA announced that it will conduct a second flight test of the Falcon Hypersonic Technology Vehicle 2 Thursday (Aug. 11), expecting to test projections of what happens to a vehicle traveling 20 ...

An unmanned DARPA hypersonic glider — a prototype for a global strike weapons program — launched on its second test flight Thursday (Aug. 12) in a bid to fly at the mind-blowing speed of Mach 20. The ...

(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 Air Force launched and lost the world's fastest plane on a Thursday test flight. Built in partnership with the Defense Advance Research Projects Agency (DARPA), the unmanned Falcon HTV-2 glider ...

An unmanned military plane billed as the "fastest aircraft ever built" crashed into the Pacific Ocean Thursday after a malfunction caused it to stop sending signals while flying at more than 20 times ...

An unmanned aircraft that can travel at a breakneck pace 20 times the speed of sound will take off Wednesday from an Air Force base in California for a test flight. The second flight of the Hypersonic ...