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Humans began to rapidly accumulate technological knowledge 600k years ago

(news.asu.edu)
273 points geox | 1 comments | 17 Jun 24 21:28 UTC | HN request time: 0.203s | source
1. TMWNN ◴[18 Jun 24 09:56 UTC] No.40715817[source]▶
Yet more evidence that unknown civilizations rose and fell multiple times before recorded history began ~4000 BC.

(The Why Files fans can insert here "The Younger Dryas!")