Science & Medicine,
Society & Culture,
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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.
January 7th, 2011
Episode 845 of 1084 episodes
There are 24 different time zones -- but why do we have them? In this podcast, Marshall recounts how society evolved time zones, and also gives you an easy way to model the structure of time zones across the globe.
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