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US aircraft flies at over five times speed of sound

Last Updated: Saturday, May 04, 2013, 13:43

The US Air Force announced its X-51A Waverider aircraft has achieved the longest hypersonic flight in history, flying for three and a half minutes on scramjet power at more than five times the speed of sound.

Soon, hypersonic SpaceLiner that travels at 24 times the speed of sound

Last Updated: Saturday, January 26, 2013, 11:41

A hypersonic SpaceLiner that could reach 24 times the speed of sound and transport passengers from London to Sydney in 90 minutes could be a reality by 2050.