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NASA page all about radio waves and radio astronomy
NASA page about electromagnetic waves with descriptions of such waves and their uses.Covers radio waves, microwaves, infrared, visible light, ultraviolet (UV), x-rays and gamma rays.
Even today it seems like magic. You turn on your radio and, somehow, sound sent from a distant radio station fills the room. How does radio transmission work?
This a biography of radio astronomer Susan Jocelyn Bell Burnell, who discovered the first pulsar (stars that release regular bursts of radio waves) in 1967.
See the universe in range of wavelengths from gamma rays to radio waves.
Satellite radio is poised to change the way we listen to music. Find out how digital radio gets from Earth to satellite to you!. From HowStuffWorks.com.
A discussion on the possible health implications of using mobile telephones.
A site from the ThinkQuest competition about light giving brief descriptions of electromagnetic radiation from radio waves and microwaves to x rays and gamma rays.
A range of resources on the electromagnetic spectrum and the different types of electromagnectic wave, from radio waves to gamma rays.
This site shows how a radio is tuned using a variable capacitor connected to a simple antenna transformer circuit. Includes a description of reactance equalization.
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