Lasers could send messages right to a listener’s ear
The new technique is the first of its kind that’s safe to use around humans
![illustration of laser hitting man's ear](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/02/013019_EC_laser_feat.jpg?fit=860%2C460&ssl=1)
PLAY BY EAR Audible messages can be sent straight to a listener’s ear using a new laser technique (illustrated).
Lincoln Laboratory/MIT