60,000-year-old ostrich eggshell engravings reveal a surprisingly sophisticated human mind

ScienceDaily
Aug 9, 2026, 7:51 am313 ptsTop
More than 60,000 years ago, humans in southern Africa were engraving ostrich eggshells with intricate geometric patterns that appear far more organized than previously realized. Researchers found recurring grids, parallel lines, right angles, and repeated shapes, suggesting the designs followed deliberate rules…

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