When we talk about the speed of sound, we usually mean how fast it moves through air. But it can travel much faster through other media, and now scientists at the University of Cambridge and Queen ...

Hey, it's Paul Cavalconte in for Corny O'Connell on this Friday. Question Of The Day breaks the sound barrier, marking the anniversary of the supersonic jet, the Concorde, which launched in 1976. The ...

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Using a microphone, a laser, and some crafty mathematics, a team of scientists has measured the speed of sound on Mars, in what is a scientific first and another cool finding made possible by NASA’s ...