A team of research physicists at the University of Dundee in Scotland have created an ultrasound array that can effectively be used as a sonic screwdriver, right out of Doctor Who. The Dundee researchers were able to lift and spin a free-floating 10cm diameter rubber disk with an ultrasound beam.
Don’t believe me? Here’s a video of it in action: X

A team of research physicists at the University of Dundee in Scotland have created an ultrasound array that can effectively be used as a sonic screwdriver, right out of Doctor Who. The Dundee researchers were able to lift and spin a free-floating 10cm diameter rubber disk with an ultrasound beam.

Don’t believe me? Here’s a video of it in action: X

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