RewindAgain to FuturologyEnglish · 1 month agoWorld's smallest battery-free flying robot uses magnets for power.interestingengineering.comexternal-linkmessage-square11linkfedilinkarrow-up150arrow-down12
arrow-up148arrow-down1external-linkWorld's smallest battery-free flying robot uses magnets for power.interestingengineering.comRewindAgain to FuturologyEnglish · 1 month agomessage-square11linkfedilink
minus-square🇰 🌀 🇱 🇦 🇳 🇦 🇰 🇮 @pawb.sociallinkfedilinkEnglisharrow-up3·edit-21 month 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-squareLughMAlinkfedilinkEnglisharrow-up2·1 month 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.
minus-squarelacaio da inquisição@lemmy.eco.brlinkfedilinkEnglisharrow-up1·1 month agoIf they make one that moves with radio waves, it would be really great.
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.
Don’t give them ideas…
If they make one that moves with radio waves, it would be really great.