During my lifetime, I’ve used and thrown away about 200 toothbrushes (around four per year, like my dentist has always advised). Each one, made entirely of plastic, is still sitting in a landfill ...

Let's Clean the Ocean and my Stained Teeth! How well this diy Ocean Plastic Toothbrush and Waste Free Toothpaste will clean ...

Add Yahoo as a preferred source to see more of our stories on Google. Fasten your seatbelts, because we're about to embark on an expedition of the unexplored dental frontier. If you have never ...

From Nylon to Neural Networks Defining the Landscape The Hawthorne Effect in the Bathroom Manual Toothbrush vs.