the ability to reflect sound to identify objects is called
Nanowerk: New metasurface tech improves ability to reflect sound back to its source New metasurface tech improves ability to reflect sound back to its source (Nanowerk News) Researchers have developed a device that reflects sound in the direction it came from, rather than deflecting it at an angle. The "retroreflector" can reflect sound across an operating ...
Objects That Reflect Light
