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, ...
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 ...
The first video of the $300million Falcon HTV-2 hypersonic spacecraft has been released following its ill-fated second test flight. The 13,000mph unmanned aircraft of the future took off for a crucial ...