A 7 million-year-old practice set our ancestors on the course to humanity, new study finds

August 24, 2022

A 7 million-year-old practice set our ancestors on the course to humanity, new study finds
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When you walk out the door to start your day, you might not know that you are taking part in something that defines us as human -- and something that our ancestors have been doing for 7 million years, according to new research.