This article was taken from the May issue of Wired magazine. Be the first to read Wired's articles in print before they're posted online, and get your hands on loads of additional content ...

When you buy whitening toothpaste you probably imagine having a Hollywood level smile. While some whitening toothpastes can ...

If you’re a coffee drinker who’s experiencing some unwanted staining on your teeth, you might be looking for a whitening toothpaste that can restore the shine and natural color of your enamel. When ...