Hearing someone across a crowded room can be close to impossible thanks to the way sound waves spread, but what if we could project audio with the same precision that we can project light?
Researchers from MIT have developed a system capable of doing just that, creating a targeted audio stream that can be fired at a person’s ears in much the same way that a laser pointer fires a beam of light. It’s accurate, safe, and can transmit music and even speech to a target without being heard by others.
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MIT scientists built a system that uses lasers to beam sound to your ears that no one else can hear originally appeared on BGR.com on Mon, 28 Jan 2019 at 14:12:11 EDT. Please see our terms for use of feeds.
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