Two million year old tartar will crack secret of "cave man" diet

... This tartar in particular is the mineralized remains of the last few meals of an Australopithecus sediba, which may very well be the ancestor of all humans and the “missing link” between the Austrilopithecus genus and our own Homo genus. (Humans, or H. sapiens, are part of the Homo genus.)

This image was snapped by Kate Wong, an editor at Scientific American who covers early human ancestors, and a host of related topics. She’s currently reporting from South Africa, where A. sediba was first discovered.

Scientists hope to scrape that tartar off and figure out exactly what “cave men” were eating 2 million years ago, which, according to some, has relevance to what we should eat today...

Two million year old tartar will crack secret of "cave man" diet