Prehistory.
Quick Hits
10 random key ideas.
1.
When viewed over deep time, the idea of separate human origins fades, replaced by a simpler truth: we are one family that wandered.
3.
Focusing on the genus Homo, rather than only our direct-line DNA ancestors, there were likely over 2 million.
4.
From History: 590 Million Years Ago (± 10 million)
The animal evolution of the bilaterian body plan is directionality, which gave us agency.
7.
Article summary:
Ancient human brains evolved gradually over millions of years, with important bursts of change, producing minds that were often far more capable than traditional stories suggest.
8.
From History: 14.5 Million Years Ago (+/- 2 million)
Laughter is older than language, older than humans, and probably older than the human-chimp split. Its first purpose was not comedy, but connection. In the breathy play sounds of ancient apes, we can hear the early roots of emotional intelligence, friendship, and social trust.
9.
Timeline topic summary:
From chemical reactions to first life.
10.
From History: 2.3 Million BCE
Homo habilis marks an early Philosophy of Mind turning point: intelligence was no longer just reaction, but planning. With toolmaking, foresight, and environmental manipulation, the mind began reaching beyond the present moment into imagined futures.
Done. Refresh for another set.