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How Satellite Radio Works (1:50)
Satellite radio connects consumers to many more channels than broadcast radio. Learn more about satellite radio in this HowStuffWorks video.
Youth Radio in Venezuela, from UNICEF (2:36)
Watch this UNICEF video about a youth-run radio program in Venezuela on HowStuffWorks. Traditional rituals risk being forgotten forever without a conscious effort to remember and practice these traditions. See how youth can make a difference in this... More »
Tiny Radio Plays Big Sound (2:26)
Researchers recently tested the world's smallest radio.
Spytek: Burst Transmission (1:09)
A burst transmission is a way to compress a signal or a message into the shortest possible time. It was used to transmit secret messages in covert operations. Learn more on the Discovery Channel's series, "Spytek."
Spytek Shorts: Surveillance Bugs (0:42)
Radio frequency transmitters, or "bugs," are often placed inside rooms to spy or listen in on criminals, and the frequency is transmitted back to a listening post. Learn more about this technology in this video from Dicovery Channel's "Spytek."
