Research team uses metamaterials to create an "acoustic telescope" that can transmit messages to an individual in a crowd
Nov 22nd 2019 5:31am EST
(Natural News) A recently developed “acoustic telescope” uses light-manipulating techniques to transmit and pick up sounds over long distances. Acoustic metamaterials make it possible for the device to target people at a distance and project sounds into their heads. Academics from the University of Sussex and their colleagues at the University of Bristol demonstrated how they… […]
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