Successful Out of Africa Migration

Weekly Insights for Thinkers

Science • Philosophy • Critical Thinking • History • Politics • RW • AI • Physics • Evolution • Astronomy • 30 Phil Book • More…

Science • Phil • Cr. Think • Hist • …

STORY

Successful Out of Africa Migration

By Michael Alan Prestwood

Sun 4 Jul 2021

Published 5 years ago.

Updated 7 months ago.

Successful Out of Africa Migration

70,000 BCE

Starting by 70,000 BCE

Through minor DNA changes, we know which early humans have descendants alive today. This successful “out of Africa” migration, the Southern Dispersal, took place around 70,000 to 50,000 BCE. Our ancestors proceeded to colonize all the continents and larger islands, arriving in…

Eurasia circa 60,000 BCE
Australia circa 65,000 BCE
South America circa 30,000 BCE
North America circa 28,000 BCE (31,000 to 29,000 BCE)
Hawaii, Easter Island, Madagascar, and New Zealand circa 300 to 1280 CE

Dark Skin Diversification: Africa’s intense UV radiation continues to select for darker skin, which protects against UV-related damage and helps in managing folate levels. The mention of some populations developing even darker skin tones could be linked to local environmental adaptations within the continent.

— map / TST —

Michael Alan Prestwood
Author & Natural Philosopher

Prestwood writes on science-first philosophy, with particular attention to the convergence of disciplines. Drawing on his TST Framework, his work emphasizes rational inquiry grounded in empirical observation while engaging questions at the edges of established knowledge. With TouchstoneTruth positioned as a living touchstone, this work aims to contribute reliable, evolving analysis in an emerging AI era where the credibility of information is increasingly contested.