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These Ancient Footprints Changed History as We Know It

Our friends at MinuteEarth just released a new book! To check out “How Did Whales Get So Big?” head to: By studying the ...
History With Kayleigh Official on MSN

6 Million or 3.6 Million Years: Which Site Has the Oldest Human Footprints

Trackways from Laetoli and Trachilos each claim to be the oldest human footprints. Geological analysis, dating methods and anatomical comparisons fuel a major debate over the first evidence of upright ...