Scientists Studied An 800,000-Year-Old Tooth – And It Has Reconstructed The Human Family Tree

Something as small as a tooth is about to shed light on human evolutionary history. It’s not the look of this particular dental remnant that answers scientists’ questions. Instead, they have developed a process to analyze the enamel of this 800,000-year-old chomper. And the results will clarify the standing of an ancient, meat-eating ancestor who we only came to know about as recently as 1994.

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