As it turns out, the same compounds that make you cry may also keep you healthy.
Did you know that there could be more bacteria living in your mouth than there are people on earth?
We've seen many strange things when it comes to forgotten leftovers, but hungry lasagna?
What is happening to vultures around the world? Why are they declining in numbers?
How do vultures avoid getting sick since they are known as nature's "clean up crew?"
Every time you eat sugar, in-mouth bacteria feed on the carbs and produce acid that harms the teeth.
Learn how soft drinks can help you clean tarnished metal...
Why is it okay to bleach cotton cloth, but not wool?