• ramenshaman@lemmy.world
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    1 month ago

    The title is misleading. Calling it a robot is being very generous. It’s basically a propeller with magnets attached such that, if you stick it inside an externally generated magnetic field, it can fly. It’s completely passive and does not have any onboard sensors.

    • LughMA
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      1 month ago

      Yeah, I wonder how far they can extend the magnetic fields that power them? Even if it is relatively short range, they look really cheap to make, so you could have thousands of them with sensors to scan localized areas.