Roman Pirozek Jr., 19, died in Brooklyn's Calvert Vaux Park on Thursday. In this image taken from video and provided by WABC-TV in New York, investigators stand near a remote controlled toy helicopter ...
Interesting Engineering on MSN
Tablet-controlled robotic Black Hawk helicopters fight fire in thrilling tests
A test showed an autonomous Black Hawk helicopter taking off, locating small fires, and precisely dropping water to suppress ...
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