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Aerospace project boasts world-record-breaking test that puts electric aircraft miles ahead of competition: 'Zero-emission flight doesn't have to be an obstacle to achievement'
In a series of test flights this spring, American aerospace project Helios Horizon flew its electric aircraft to altitudes of 17,500 to 24,000 feet. The company said it broke the record for ...
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From The Archives: Helios - The Quest For Perpetual Flight
The cover image shows the first flight of the NASA/AeroVironment Helios prototype that took place on Sep. 8, 1999 from Edwards Air Force Base, California. Handling and performance were test under ...
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Navy's USS Preble debuts cutting-edge laser weapon HELIOS
and the HELIOS laser. Read also: Russia conducts nuclear missile drills amid rising global tensions Ukraine tests new 'Trident' laser weapon to down aircraft ...