Sunday, June 7, 2015
Hypersonic aircraft to go 5 times the speed of sound
[ Sat, 06 Jun 2015 17:28:08 EDT ]
The U.S. Air Force aims to develop an unmanned flying weapon by 2023 that would travel at least five times the speed of sound and might transform the nature of warfare.
[ Sat, 06 Jun 2015 17:28:08 EDT ]
The U.S. Air Force aims to develop an unmanned flying weapon by 2023 that would travel at least five times the speed of sound and might transform the nature of warfare.
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