This drone can smash into a wall and keep flying. Its secret? Extreme squishiness. Researchers in Switzerland wanted to make a more resilient drone and modeled its squishy arms after insects. The flexible quadcopter that squishes when it crashes, so it takes less damage.
The drone has a flexible elastic frame that attaches to a core with magnets. When the drone crashes, the force separates its core from the outer frame, which compresses to absorb the energy of the impact. Most drones break when they crash, but the squishy drone was dropped 50 times from six feet in the air, and suffered no permanent damage.
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