levitation
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Sound Waves Let Researchers Build Stuff With the Force
What does the future of construction look like? Autonomous machines buzzing around a building site? Giant 3D printers extruding walls and floors? Looking forward even farther, researchers at the Public University of Navarre in Spain have been experimenting with using sound waves to make building materials simply float into position without any physical interaction required.
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You Can Levitate Tiny Diamond Particles Using A Cheap Red Laser Pointer
Video: Did you know a cheap red laser pointer is good for more than just annoying people at a movie theatre? As YouTube’s Styropyro, AKA Drake Anthony, demonstrates, by focusing the beam you can actually use it to lift and levitate tiny specs of diamond dust, similar to how Star Trek’s tractor beams seemingly work.
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Researchers Create Working ‘Sonic Screwdriver’
It may not be even remotely close to what The Doctor uses on Doctor Who, but a team at the University of Bristol in England has created a sonic screwdriver that utilises the powers of acoustic levitation to move objects.
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Watch These Water Drops Levitate And Form Spinning, Pulsating Stars
If you play around with an ultrasound field for long enough, you can set up standing waves that allow you to levitate water drops in mid-air — but that’s only where the fun starts.