The 3.5 mm headphone jack has been in decline for many years, but if your phone still has one, you can use it for a lot more than just listening to music.

To get the most out of the sensing revolution, different disciplines need to be on the same wavelength. This is a priority ...

An almost entirely biodegradable circuit board has been developed and could help reduce the environmental harm of ...

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...