The World’s First Acoustic Cloaking Device
Science / Technology

The World’s First Acoustic Cloaking Device

At Duke University, North Carolina, engineers have created the world’s first 3D acoustic cloaking device. Using perforated sheets of plastic metamaterials, the device bends sound waves in a way that creates the illusion that the device and anything beneath it are not there at all. In 2006 professor of electrical and computer engineer Steven Cummer … Continue reading