The world's most powerful acoustic tractor beam could pave the way for levitating humans

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Acoustic tractor beams use the power of sound to hold particles in mid-air, and unlike magnetic levitation, they can grab most solids or liquids even small insects. For the first time engineers have shown it is possible to stably trap objects larger than the wavelength of sound in an acoustic tractor beam. This discovery could enable the manipulation of drug capsules or micro-surgical implements within the body. The discovery could even lead to levitating humans.
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The world's most powerful acoustic tractor beam could pave the way for levitating humans was originally posted by Health Nutrition And Fitness News