May 5, 2016 6:00 AM EDT

1 Cameras and indoor GPS allow the balloon to autonomously home in on targets–and avoid hitting humans.

2 An elastic gripper and rope winch allow it to reel in objects, much like how chameleons use their tongues to catch insects.

3 Eight propellers enable the drone to shift direction quickly, by rotating both forward and backward.

This appears in the May 16, 2016 issue of TIME.

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