ZEHST the world's first hypersonic plane unveiled, travels at 5029km/h Posted by Paulosborne on Sunday June 19, 2011 @11:30PM from the heraldsun.com.au dept. http://www.heraldsun.com.au/technology/zehst-the-worlds-first-hypersonic-plane-unveiled/story-fn5izo02-1226078383182 ( 3 comments | 2 points | on HN )
Seems that despite all the advances in computer modelling etc we're going backwards.