This electrical machine could send and receive "beeps" and other sounds over a wire.

VOA: special.2010.05.14

Giddily grateful as they were to be relieved of cooking, it might have been electrical wire they were eating, or sauteed rubber bands.

ECONOMIST: Momofuku Ando

Much of that growth will take place in booming China, where robust demand is expected to keep up prices of oil and other commodities like copper which is a major component of, for example, electrical wire.

ECONOMIST: The bugs are back | The

The latch works by running an electrical current down a signal wire, through two switches.

ECONOMIST: A molecular replacement for the transistor?