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BrainStuff

HowStuffWorks

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

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Science & Medicine 12
Natural Sciences 4

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.

Why is a cell phone called a cell phone?

August 25th, 2010

Episode 723 of 1092 episodes

Cellular phone systems divide areas of coverage into "cells," hence the name. Marshall Brain details how these systems work in this episode.

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