Interesting Engineering on MSN
Watch: YouTuber-built ‘world’s most efficient’ drone flies for 3.5 hours straight
A custom-built drone stunned the endurance community this week after staying in the air ...
BEIJING, 12th December, 2025 (WAM) -- A Chinese drone has accomplished the longest distance flight of a hydrogen-powered multirotor/drone by 188.605 km, the Guinness World Records announced on ...
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