You might wince at the sight of your dentist holding an electric drill over your mouth. But, you can be thankful she's not using a stone tool instead.
That is what the most advanced dental care looked like thousands of years ago. By studying teeth at archaeological sites, scientists think that prehistoric humans came up with a variety of resourceful solutions to dental problems: people drilled out cavities, sealed crown fractures with beeswax, used toothpicks to relieve inflamed gums and extracted rotten teeth. Now, researchers report that they've discovered what is perhaps the oldest known example of tooth-filling at an ice age site in Italy. [The 10 Biggest Mysteries of the First Humans] Read Article: http://www.livescience.com/58722-earliest-dental-fillings-ice-age-skeleton.html
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