one of the aerospace engineers working on the project, in a NASA press release.""We were ecstatic. Now we're working on our second goal--to demonstrate that this concept is four times more aerodynamically efficient in cruise than a helicopter."
and long-endurance surveillance for agriculture, mapping and other applications,"Bill Fredericks, an aerospace engineer at the Langley Research center, said in a statement."
"aerospace engineer David North said in a statement.""We did lose some of the early prototypes to'hard landings'as we learned how to configure the flight control system.
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