@[email protected] to [email protected]English • 16 days agoWorld's smallest battery-free flying robot uses magnets for power.interestingengineering.comexternal-linkmessage-square7fedilinkarrow-up12arrow-down10
arrow-up12arrow-down1external-linkWorld's smallest battery-free flying robot uses magnets for power.interestingengineering.com@[email protected] to [email protected]English • 16 days agomessage-square7fedilink
minus-square🇰 🌀 🇱 🇦 🇳 🇦 🇰 🇮 linkfedilinkEnglish0•edit-216 days agoIt almost looks like one of those toy helicopters that you launch by just lifting it up a coiled rod so it spins really fast.
minus-squareLughMlinkfedilinkEnglish0•16 days agoYeah, 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.
It almost looks like one of those toy helicopters that you launch by just lifting it up a coiled rod so it spins really fast.
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.