(Qi Yang/Moment/Getty Images) Sound waves already used in medical scans may have a surprising new target: viruses. In lab ...

On the rise. Signs of convection are seen in the motion of hot gas under the influence of a gravity-like acoustic force in a spherical glass container. The images were recorded 15, 40, and 140 ...

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THE amplitude of vibrations on the wave surface of a spherical light wave may, or may not, be homogeneous. According to the classical electromagnetic theory of light, for a spherical wave emitted by a ...

Researchers in Switzerland have found a way of using sound waves to manipulate objects in disordered environments such as liquids. Instead of trapping the objects as conventional optical and acoustic ...