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Intelligence - nature or nurture? Researchers find a gene for intelligence and also that a bigger brain matters, yet other recent articles show how motivation affects learning.

Study challenges theory on unconscious memory system in the brain

A long-accepted scientific theory about the role the hippocampus plays in our unconscious memory is being challenged by new research. For decades, scientists have theorized that this part of the brain is not involved in processing unconscious memory, the type that allows us to do things like button a shirt without having to think about it.
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