Barns Are Painted Red Because of the Physics of Dying Stars
From SmithsonianMag.com: Image: Loring Loding Have you ever noticed that almost every barn you have ever seen is red? There’s a reason for that, and it has to do with the chemistry of dying stars. Seriously. Yonatan Zunger is a Google employee who decided to explain this phenomenon on Google+ recently. The simple answer to […]