Scientists Grow Teeth From Scratch in the Worst Imaginable Way

Sometimes, good oral hygiene just isn't enough to keep your mouth full of pearly whites perfectly intact. That's where science comes in (we'd hope). But the newest foray into fabricating teeth for when our bodies no longer can might be better left in the lab—or lavatory, as the case may be. Because scientists are now… » 7/30/13 12:20pm 7/30/13 12:20pm