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Mar 2022
58m 49s

Dear Hank and John and Roman

ROMAN MARS
About this episode
So why don't we have mouth Roombas? Is the universe full of chickens? What scientific advances are happening? What was the first internet purchase? How do I convince my parents to let me check a bag? What is Twitter? What's the difference between a telescope and a camera? Are sea monkeys natural? Hank Green and Roman Mars have answers! 
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