How a simple fire fueled the evolution of the human brain
In short: Cooking is unique to humans, yet it fundamentally reshaped our biology and culture. This video explores how mastering fire provided the caloric surplus and social environment necessary for our ancestors to develop large brains and complex languages.
While no other animal uses fire to prepare meals, cooking became a cornerstone of human evolution. By making food easier to digest and protecting it from pathogens, cooking unlocked more usable energy. This caloric boost is believed by some researchers to have been essential for growing the large brains characteristic of our species.
The timeline for this transition remains uncertain. Archaeological and biological evidence suggests that humans may have been roasting food as early as 2 million years ago, with certain evidence pointing to practices at least 50,000 years ago.
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Sources
- Summary by Intellect · source: Why Did Ancient Humans Start Cooking Food?
- Also: When did humans start cooking food?
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