Add Yahoo as a preferred source to see more of our stories on Google. When you need to poop, you probably just do your business, flush and go. But before you flush, you should take a look at what ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

"Quick Tips: Resources for Teachers” is a series of short videos providing down-to-earth advice and instructional tips to teachers of STC™, our signature science curriculum. Each “Quick Tip” offers ...

When you need to poop, you probably just do your business, flush and go. But before you flush, you should take a look at what actually comes out. It might not be the most pleasant ritual, but your ...