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, ...

Dust is an invisible adversary for the power electronics that drive modern rail transit. Inside the traction converters that ...

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 ...