Science & Medicine, Natural Sciences, Society & Culture, Technology

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Natural Sciences 6
Science & Medicine 14

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

How cell phones work

January 19th, 2010

Episode 511 of 1055 episodes

Today's cell phones are amazingly compact, complex devices that provide a wide array of services. Discover the origins of these technological wonders, and the technology that makes them work, in this episode of BrainStuff.