These Intricately Decorated Ostrich Eggshells Suggest Our Ancestors May Have Understood Basic Geometry 60,000 Years Ago

The lines, right angles and other mysterious designs required careful planning and robust cognitive abilities, according to a new study

by Sarah Kuta

https://www.smithsonianmag.com/smart-news/these-intricately-decorated-ostrich-eggshells-suggest-our-ancestors-may-have-understood-basic-geometry-60000-years-ago-180988315/

Original article here:
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0338509

Geometry at PG:
https://www.gutenberg.org/ebooks/subjects/search/?query=geometry

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