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Video: Drone developed by Imperial College can fly and go under water | Daily Mail Online
The 'dual robot' drone is able to fly through the air and land on water in order to quickly collect samples for scientific studies.Scientists at Imperial College London use the drone to measure lake water's elements to see if they can be hazardous.
β https://www.dailymail.com/video/sciencetech/video-2709195/Video-Drone-developed-Imperial-College-fly-water.html