How Does the Zoo Hypothesis Work?

What if we haven't made alien contact because they're keeping Earth like a zoo? It may be unlikely, but learn about the zoo hypothesis in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/space/aliens-ufos/zoo-hypothesis.htmSee omnystudio.com/listener for privacy information.

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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.