A hitchhiker's guide through water and air The ultrafast transition from underwater drone to aerial vehicle in less than one second is based on a new propeller design – making this transition between the different mediums faster than most prior aerial-aquatic robots. Designed by a team of scientists from China, the United Kingdom and Switzerland, the versatile robot and its bio-inspired adhesive disc could be adapted for open-environment aerial and aquatic surveillance research. Travelling with whales It’s well known that untethered drones can help research expeditions and wildlife surveys in expansive or remote environments such as the open sea, but some constraints remain. For example, untethered drones are not the best choice to use during lengthier missions because they h...
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