How can a single piece of glass look like a mirror from one side but a window from the other? Learn how materials technology makes it possible in this episode of BrainStuff.
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

BrainStuff Classics: Why Are Some Americans Cancelling Columbus Day?
07:16

American Versus British English: What Are Biscuits, Muffins, and Pudding?
09:51

How Do Sunspots Work?
14:22