The set of problems that have never had a “just run it in the tunnel” has never had a hypersonics set. What X-43A has brought with it forever is that it made reality confront an engineering problem ...

NASA's X-43A hypersonic demonstrator is gearing up for its second Mach 7 flight attempt next month, the outcome of which may determine whether the program will make a third flight attempt at Mach 10.

The Senate Appropriations Committee has approved funding for research on new technology that could one day allow planes to travel anywhere in the world within two hours. The $25 million research ...

LOS ANGELES (AP) - A tiny unmanned NASA "scramjet" soared over the Pacific Ocean Tuesday to demonstrate a radical new engine technology by attempting to fly at a record speed of about 7,000 mph, ...