A lot of personal flying machines are in the works right now, but this one from Washington-based startup Zeva Aero surely features one of the most extraordinary designs yet. The Zeva Zero aircraft ...
Maybe it’s time to say goodbye to the jet pack. For a long while now, when someone mentioned “personal flying machines,” the image that came to mind was of people wearing devices powered by small, but ...
NASM copy 39088008693905 has bookplate: Gift of Melvin Buchner. NASM copy 39088016868143 has Smithsonian Institution Libraries bookplate: Gift of Leonard J. Raymond. Contents Ch. 1. Evolution of the ...
A quadcopter drone that uses ancient technology instead of modern propellers made a huge impression at the recent Transformative Vertical Flight conference. University of Maryland graduate student ...
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