British scientists create a 'tractor beam' of ultrasonic sound - 1 views
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A team of researchers from the Universities of Bristol and Sussex have developed the world's first functioning sonic tractor beam able to operate outside of a lab environment.
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These waves create an "acoustic hologram" (read: force field) capable of moving pea-sized objects without physically touching them. Adjusting the output of individual speakers allows the researchers to move, rotate and hold items at will.
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A new way of manipulation without direct phisical contact may lead to creation of stractures that were impossible and innovate production methods in veriety of industries.