Did Humanity Reached Its Intellectual Peak at 4,000 BC?

(Telegraph) Civilisation is making humanity less intelligent, study claims

By , Science Correspondent 5:00PM GMT 12 Nov 2012

The simplicity of modern life is making us more stupid, according to a scientific theory which claims humanity may have reached its intellectual and emotional peak as early as 4,000 BC.

Intelligence and the capacity for abstract thought evolved in our prehistoric ancestors living in Africa between 50,000 and 500,000 years ago, who relied on their wits to build shelters and hunt prey.

But in more civilised times where we no longer need to fight to survive, the selection process which favoured the smartest of our ancestors and weeded out the dullards is no longer in force.

Harmful mutations in our genes which reduce our “higher thinking” ability are therefore passed on through generations and allowed to accumulate, leading to a gradual dwindling of our intelligence as a species, a new study claims.

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Also see Can You Build a Living Bridge?Is There Really a Relgion Called Dudeism?Did Capitalism End Life on Mars? and Did People Wear Shoes 5,000 Years Ago?

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