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Is intelligence solely down to your genetics?

Photo by National Cancer Institute on Unsplash

The genetic theory of intelligence is based on three important facts:

1. Identical twins, who share all their genes, are more similar than fraternal twins, who share only about half their genes. If the environment were decisive, the fraternal twins should be more similar.

2. Studies of adopted children show that how bright a child is depends heavily on its…




The world is becoming increasingly automated with development influenced by science fiction. This publication covers both the science and the fiction of the stories that matter.

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Adam Mackay

Adam Mackay

Technology Writer

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