Climate and Human Evolution
A significant climate shift 1.8 million years ago spurred a remarkable increase in species diversity and brain size, leading to the emergence of homo erectus. The debate centers around what specific selection pressures drove intelligence—whether it was group dynamics or adaptability to new food sources. Notably, modern humans have only existed for about 200,000 years, with their rapid spread across continents highlighting the impact of environmental changes on evolutionary paths.In this clip
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The Joe Rogan Experience
Joe Rogan Experience #610 - Brian Cox
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