How do they get the stripes into toothpaste

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Manage episode 224474006 series 1335729
By Discovered by Player FM and our community — copyright is owned by the publisher, not Player FM, and audio streamed directly from their servers.
How do you measure time when traveling close to light speed? How do you predict the weather? Why don't zebras look dirty? How do they get the stripes into toothpaste? Why do wheels look like they spin backwards? Why can some people move their ears?

435 episodes available. A new episode about every 8 days averaging 21 mins duration .