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Sperm-like nanopropeller is smallest swimmer ever
Glass nano-devices that can push objects 1000 times their own size could one day be used to deliver drugs or perform nanosurgery
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Glass nano-devices that can push objects 1000 times their own size could one day be used to deliver drugs or perform nanosurgery
Providing power for machinery on the microscale has proved a headache for scientists – but magnetic fields are increasingly being seen as a solution