In this episode, we follow DARPA’s Falcon HTV-2 - a hypersonic glide vehicle built to prove whether Mach 20 flight could ...

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" ...

NEW YORK — An ultrafast U.S. military drone that streaked across the sky at nearly 21,000 kilometers per hour and met its demise in the Pacific was doomed by the excessive heat of hypersonic travel, ...

Aerodynamic design validated and new understanding of thermal material properties gained Following an extensive seven-month analysis of data collected from the Aug. 11, 2011, second flight of DARPA’s ...

Engineers prefer to build designs on knowledge rather than guesswork, but when it comes to high-speed, high-altitude flight there is not a lot of data to work with. Mistaken assumptions about airflow ...

If all goes well, the Pentagon this week will test an unmanned aircraft that, in theory, can travel at speeds upwards of 13,000 miles per hour and send a missile to strike an identified target within ...

TOKYO — Japan’s second unmanned H-II Transfer Vehicle (HTV-2), launched from the Tanegashima Space Center on Jan. 22., is due to dock with the International Space Station on Jan. 28 at 4:00 a.m., ...

(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 ...