https://www.eutimes.net/2010/06/experimental-scramjet-sets-hypersonic-record-as-it-flies-at-six-times-the-speed-of-sound/ We deliver exclusive hidden news that you won't just find anywhere, information that nobody wants you to know about. Updated 1 minute ago. Tue, 01 Jun 2010 22:23:38 +0000 hourly 1 https://wordpress.org/?v=6.4.3