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 ...

The government received a number of comments both for and against driver-selectable low-speed EV sounds. Vehicles capable of operating silently are required by law to emit sounds at speeds up to 19 ...

On Mars, the speed of sound depends on its pitch. All sound travels slower through Mars’ air compared with Earth’s. But the higher-pitched clacks of a laser zapping rocks travels slightly faster in ...

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