Tiny Drone Hits Invisible Mode by Twisting Faster than Eye Can Detect
- On July 16, Northwestern University researchers unveiled the Phantom Twist drone at the Robotics: Science and Systems 2026 conference in Sydney, Australia, demonstrating motion blur technology to reduce visibility.
- Unlike conventional quadcopters, Phantom Twist rotates its entire structure in the opposite direction of its propeller at up to 25 times per second, transforming the machine into a translucent haze.
- Engineers used Artificial intelligence to generate 20,000 mathematically stable configurations, simulating each design against 100 real-world backgrounds to ensure components never visually overlapped while spinning.
- Northwestern claims the design is about 10 times less visually perceptible than standard quadcopters, enabling researchers to monitor wildlife or inspect infrastructure without causing visual disruption.
- Although the prototype remains audible and partially visible, Northwestern researchers are developing future versions with acoustic dampening and transparent materials to further reduce detectability.
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18 Articles
For years, engineers have been trying to create a drone capable of making itself invisible. A team from Northwestern University has carried out this crazy project by playing on human capabilities to make the flying object so fast that it becomes more perceptible to the eye.
Tiny drone hits invisible mode by twisting faster than eye can detect
Engineers at Northwestern University have built a drone that vanishes without camouflage or transparent panels. Its trick is spinning so fast that your eyes simply give up trying to focus, a stealth edge that could turn surveillance into something almost invisible.Continue ReadingCategory: Drones, Consumer Tech, TechnologyTags: Stealth, Artificial Intelligence, Engineering, Northwestern University, Invisibility
"Most attempts to camouflage drones focus on mimicking their environment, we wonder if we could design the drone based on how humans perceive the movement," point out those responsible for the advance.
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