If you've given more than a second glance to your greasy IT guy's matted, oily hair—or just don't wash your own that often, you might pick up that our hair holds onto oil like gas'll hit $100/gallon tomorrow. Gross, yeah, but apparently useful! Some hippies are taking mats made of human hair to mop up oil on SF beaches, which are then packed with oil-eating shrooms that turn the pads into compost for lovely landscaping. See, Exxon helps the environment! [Pop Sci]