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

VOA: special.2010.05.14

This makes it easier to form into shapes by hand or by machine.

VOA: special.2009.09.14

It also is probably what a number of reporters said earlier this month when they were permitted to see a machine that will be sent to the planet Mars.

VOA: special.2011.04.26

This can be done with a shovel, hoe or sod-cutter machine.

VOA: special.2009.07.07