60,000-year-old ostrich eggshell engravings reveal a surprisingly sophisticated human mind
Reported byScienceDaily ↗·Sourced by Goodlede
Researchers analyzing 112 engraved ostrich eggshell fragments from three southern African archaeological sites dating 60,000+ years old found that more than 80% of configurations contained consistent geometric patterns—parallel lines, right angles, grids, and rotations—suggesting structured visuo-spatial planning and early abstract thought rather than improvised decoration.
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