Entries by Dr.B

Barns are painted red because of the physics of dying stars…

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 why barns are painted red […]

Go Vegan to Stop Climate Change!

Blame it on the cows! The sky is falling, the ozone is fading and the earth is warming. And who is the biggest culprit in this fiasco? Cows. That’s right. Cows. C-O-W-S! Freakonomics has an incredible article with the details. Turns out, veganism offers the single most effective path to reducing global climate change. Eating […]