RewindAgain to FuturologyEnglish · 5 个月前World'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 · 5 个月前message-square11linkfedilink
minus-squareLughMAlinkfedilinkEnglisharrow-up2·5 个月前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.
minus-squarelacaio da inquisição@lemmy.eco.brlinkfedilinkEnglisharrow-up1·5 个月前If they make one that moves with radio waves, it would be really great.
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.