A radio is much more than a device that provides communication and entertainment. Its invention led to a revolution in technology. Although turning on a radio produces sound, radio waves themselves can not be "heard" and have nothing to do with sound...

Whether or not a person can find employment in the radio broadcasting industry depends on how well that individual's skills, professional background, and person interests fit with the requirements for on-air or off-air positions. When filling...

Radio waves are produced by controlled induction of movement of charges along a transmission antenna to produce a variable electric field that results in the propagation of an electromagnetic wave. An electromagnetic wave is sustained by the induction...

Although wireless technology developed prior to World War I, only experimental broadcasting occurred prior to 1920. World War I army and navy training introduced thousands of men to radio's technology and applications. Pooling (sharing) of...

Radio is the transmission of signals, by modulation of electromagnetic waves with frequencies below those of visible light. Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of...

Radio Street 1/27 Columbia TriStar, Drama, B.O. $51.4 million, Price NA VHS, $28.95 DVD, 'PG' for mild language and thematic elements. Stars Cuba Gooding Jr., Ed Harris, Alfre Woodard, Debra Winger. Radio is an inspirational drama about self-discovery and...

Free radio resource pushes teen ad market How many hours did the typical teenager listen to radio during the past seven days? What weekly activity occupies teenagers more than any other? Do teens spend more time watching TV than listening to radio?...

First Amendment: Sen. Dianne Feinstein and the liberal left have a problem with unfettered free speech on talk radio and are calling for government regulation. Is it because in the marketplace of ideas they're bankrupt?The question about conservative domination of talk radio was initially directed...

Shortly after making his entrance, Oscar winner Jamie Foxx found model Janice Dickinson and her ample cleavage pressed tightly against him. Foxx posed for a photo-op with hip-hop legend Grandmaster Flash, and later traded handshakes and hugs with New York Giants linebacker LaVar Arrington.The VIP...

Describes the radio's role in popularizing music to mass groups of people. Discusses the evolution of radio and file sharing. Reviews record industry contributions.