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“I am very enthusiastic about the generation of sound waves by light waves and the manipulation of light by the means of acoustic waves,” says Stiller. “The fact that sound waves can create ...

Optics 11 claims its underwater surveillance system can keep constant tabs on ships while remaining undetected.

Ordinarily, light transmits the same in both directions: if I can see you, you can see me. Now, however, researchers have created a device that uses travelling sound waves to break this symmetry, ...

Light is a type of electromagnetic radiation that can be detected by the eye. It travels as a transverse wave. Unlike a sound waves, light waves do not need a medium to pass through, they can ...

We are surrounded by waves. tiny vibrational waves transport sound to our ears. Light waves stimulate the retinas of our eyes. Electromagnetic waves bring radio, television and endless streaming ...

Sound waves can be similarly coherent, and scientists have even created sound lasers, or sasers. Quantum coherence In quantum ...

In the context of sensory modalities, eyes work like tiny antennae, picking up light, electromagnetic waves traveling at ...