Humans 40k yrs ago developed a system of conventional signs

Post by bikenaga » Wed, Mar 04, 2026, 4:20 PM UTC

Post by buildsjets » Wed, Mar 04, 2026, 5:53 PM UTC

bikenaga wrote: post #2

[dead]

Post by [deleted] » Wed, Mar 04, 2026, 9:35 PM UTC

Post by mikert89 » Wed, Mar 04, 2026, 9:40 PM UTC

truhistory wrote: post #6

[flagged]

Post by [deleted] » Wed, Mar 04, 2026, 9:56 PM UTC

SetTheorist wrote: post #8

truhistory wrote: post #6

[flagged]

https://www.bbc.com/news/science-environment-35863186 12,500 years ago seems to be a more sensible and evidence-based estimate.