Scientists find 60,000-year-old ostrich eggshell carvings follow precise geometric rules, revealing early humans carefully planned designs.
At multiple archaeological sites across southern Africa, researchers have uncovered hundreds of unusual fragments of ostrich ...
Crows can recognize geometric patterns, suggesting that humans aren't unique in understanding shape structure.
The paper, published recently in PLOS One, describes an investigation of 112 ostrich eggshell fragments dating back more than ...
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