Most hydrogen peroxide sold to consumers comes in opaque brown bottles. Learn why in today's classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/why-does-hydrogen-peroxide-come-in-brown-bottle.htm

How Do Search-And-Rescue Dogs Work?
10:52

BrainStuff Classics: Why Do We Drop a Ball on New Year's Eve?
05:17

Can You Really Die of Boredom?
08:16