The radio waves are measured when the earth is at two points opposite one another in its orbit.

VOA: special.2009.01.20

Microwaves are a form of electromagnetic radiation similar to, but shorter than,radio waves.

VOA: special.2010.09.01

Instead of collecting light, the 25 meter wide telescopes collect radio waves.

VOA: special.2009.01.20

Radio waves became known to scientists as Hertzian Waves.

VOA: special.2010.12.08

I learn off the radio waves of 98.7 Kiss F.M.salsa/disco jams, that come from a Sony, bought even though I need a coat, even though I'm behind on my payments for the Trinitron Remote Control Color T.V.

VOA: special.2009.04.27