Luke and Mike Bell, a father-son duo from South Africa, have reclaimed the Guinness World Record for the fastest quadcopter drone. Their 3D-printed Peregreen V4 drone clocked a top speed of 657.59 ...

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About a year into Russia's war, a Ukrainian drone instructor pitched what sounded to troops like science fiction: flying quadcopters into Moscow's scout drones midair. The soldiers thought it was ...