Today Will and Mango are exploring the world of 3D printing, from the 1940s sci-fi writer who anticipated its invention to some of its strangest modern uses, like rescuing turtles, making snacks, and solving the housing crisis. Plus: can a 3D printer 3D print a 3D printer?

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Photo of a 3D-printed Grogu by Girl with red hat via Unsplash. Thanks, Girl with red hat!

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