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Apes began to morph into humans, and the species Homo erectus emerged some two million years ago, Mr. Wrangham argues, for one fundamental reason: We learned to tame fire and heat our food.

2009-05-26

 cooking fire human evolution ape
Cooking is something we all take for granted but a new theory suggests that if we had not learned to cook food, not only would we still look like chimps but, like them, we would also be compelled to spend most of the day chewing.

2010-03-02

 cooking food human evolution energy tooth toread