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Submission + - Scientists Create World's Tiniest Ear (

sciencehabit writes: If you've ever wondered what a virus sounds like, or what noise a bacterium makes when it moves between hosts, you may soon get your chance to find out. Scientists have created the world's tiniest ear. The "nano-ear," a microscopic particle of gold trapped by a laser beam, can detect sound a million times fainter than the threshold for human hearing. Researchers suggest the work could open up a whole new field of "acoustic microscopy," in which organisms are studied using the sound they emit.
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Scientists Create World's Tiniest Ear

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