Ancient teeth show evidence of diet and man-made pollution.

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June 2015

Deep within a cave just outside of Tel Aviv, Israel, archaeologists have found new evidence that our ancestors were cooking indoors more than 300,000 years ago and that they were breathing in fumes from the enormous fire pit. This revelation comes from an unlikely source: eight teeth with hardened dental plaque that has preserved microscopic organic remains and ancient biomolecules for millennia. The teeth are the first direct evidence that hominins in the Lower Paleolithic period were eating plants in addition to meat.

Read the full story at: http://www.forbes.com/sites/kristinakillgrove/2015/06/17/the-real-paleo-diet-included-plants-and-not-just-meat/

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