Defense department tests drone to fly at 13,000 mph. Aug. 11, 2011— -- The U.S. military said it launched a hypersonic test aircraft called the Falcon HTV-2, which reached speeds of 13,000 mph, ...
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" ...
An ultra-fast U.S. military drone that streaked across the sky at 13,000 mph and met its demise in the Pacific was doomed by the excessive heat of hypersonic travel, which literally peeled away the ...