A successful NASA flight test Monday demonstrated how a spacecraft returning to Earth can use an inflatable heat shield to slow and protect itself as it enters the atmosphere at hypersonic speeds.
Space Exploration
Aug 17, 2009
0
0
Australian and US scientists have successfully tested hypersonic aircraft technology which could revolutionise international flight, officials said.
Engineering
May 22, 2009
7
0
(PhysOrg.com) -- When a jet is flying faster than the speed of sound, one small mistake can tear it apart. And when the jet is so experimental that it must fly unmanned, only a computer control system can pilot it.
Engineering
Apr 29, 2009
3
0
