this post was submitted on 22 Oct 2023
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Laser Beams Deflected Off of Nothing but Air for First Time Ever in Breakthrough Patent Pending Process - The Debrief::An international team of scientists report that they have successfully used acoustics to deflect laser beams in an engineering first.

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[–] [email protected] 1 points 1 year ago

Ultrasound at 140 dB which can still seriously damage hearing, you just don’t hear it happen.