Sound barrier

Aug 11, 2008 - 8:56 AM
“Everybody talks about the weather,” Mark Twain once famously quipped, “but nobody ever does anything about it.”<br /><br />The sound barrier amounts to ro
Oct 11, 2007 - 6:51 AM
For aviation, the spirit of the 1950s could be said to have begun with Chuck Yeager’s breaking of the “sound barrier” in Glamorous Glennis, a rocket-powere