Interesting Engineering on MSN3d
New US spy drone can fly at 15,000 feet for 14 hours, pack 30-pound payload
The drone is optimized to deliver wide area surveillance, day/night full-motion video, communications relay, signals ...
Business Insider27d
Is that a drone or an airplane? How to check what's flying overhead.
drone activity has forced a handful of airports, including an air force base, to close entirely for short periods of time. Some hidden aircraft can be tracked via ADS-B Exchange Using flight paths ...