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 ...

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 ...

This video shows the August 2011 test flight of HTV-2. Learn more about DARPA’s HTV-2 program at http://go.usa.gov/KXs This video shows the August 2011 test flight ...