While the world waits to see if the swine flu will become an pandemic, The Fast Draw's Mitch Butler and Josh Landis make the point that microorganisms do a lot more good than harm.
We're not alone. Not on this planet. Not in our own bodies. There's a new scientific perspective on what it means to be human and, ironically, it maintains we're less human than we thought. If you want to know more, check out this excellent article by Courtney Humphries. You won't think about washing your hands in the same way again.