We've already learned that drones aren't just good at spying and shooting missiles in Afghanistan or Yemen. Their civilian counterparts know how to dance the Harlem Shake, play catch, and autonomously avoid obstacles. Now, they also can snatch objects like eagles hunting for prey The University of Pennsylvania General Robotics, Automation, Sensing and Perception (GRASP) team has developed a quadrotor equipped with a mechanical claw that can grab objects while in flight — just like an eagle would snatch fish out of a lake The researchers used a small unmanned aerieal vehicle, the AscTec Hummingbird, and mounted an arm that has a two-prong, dual-joint gripping claw that was 3D printed
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