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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.
 

Intracranial stimulation proved efficient in the recovery of learning and memory in rats

Stimulation of the hypothalamus completely reverses learning and memory deficits caused by brain lesions in rats, according to a first time discovery. The research has also served to study the mechanisms through which this recovery occurs, suggesting that the stimulation of the hypothalamus activates several regions of the brain, especially the memory systems, which offer compensatory effects.
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