Was ADHD an evolutionary asset?: Increased impulsivity, ADHD-like traits, novelty-seeking like traits, aggression, violence and/or activity levels may help nomads obtain food resources, or exhibit a degree of behavioral unpredictability that is protective against interpersonal violence or robberies. [Slate]
All-fours study links gene to upright gait: Scientists claim to have discovered a gene that helps humans walk upright, after studying families with a rare condition that causes some of their members to walk on all fours. [Guardian]
Study traces the evolution of the human brain: Instead, he found that, during evolution, increasingly sophisticated molecular processing of nerve impulses - notably by providing more connections in the brain - allowed development of animals with more complex behaviours. “We are one step closer to understanding the logic behind the complexity of human brains,” he said. [Telegraph]
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