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These intricately decorated ostrich eggshells suggest our ancestors may have understood basic geometry 60,000 years ago
More than 60,000 years ago, humans living in southern Africa realized they could use ostrich eggshells to hold water. They etched intricate designs—from grids to diamond-shaped motifs—into these ...
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Researchers in France and at Harvard University have found that isolated indigenous peoples deep in the Amazon readily grasp basic concepts of geometry such as points, lines, parallelism and right ...
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