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| X-51A WaveRider team cited for work UPI.com 7 (UPI) -- Pratt & Whitney Rocketdyne and its partners in the hypersonic X-51A WaveRider vehicle have been commended in the current issue of Popular Science ... See all stories on this topic » | ||
| Sony A55 Named PopPhoto's Camera of the Year Popular Science Also see our PopSci DIY feed In this issue, Popular Science's annual picks of the 100 greatest innovations of the year! Plus a rail-gun scramjet, ... See all stories on this topic » |
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