Robotics6 min reading time
This new drone spins so fast the human eye can barely see it
Engadget
Read the full article
Northwestern researchers developed the Phantom Twist drone, which spins its propeller and body in opposite directions up to 25 times per second, making it about 10 times less visible to the human eye than typical drones. While not fully invisible, it appears as a faint blur and still produces audible noise and visible components.
