Researchers have been looking for ways to decompose sound into its basic ingredients for more than 200 years. In the 1820s, French scientist Joseph Fourier proposed that any signal, including sounds, ...

So far we have only considered sound in isolation and we have seen that sound has velocity, frequency, wavelength and reduces in intensity in proportion to the square of the distance from the source.

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Any sound can now be perfectly replicated by a combination of whistles, clicks, and hisses, with implications for sound processing across the media landscape. Researchers have been looking for ways to ...