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.
New cause of cognitive decline in aging population discovered in nerve cell specializations
Researchers have found that certain types of specializations on nerve cells called "spines" are depleted as a person ages, causing cognitive decline in the part of the brain that mediates the highest levels of learning. These spines receive an important class of synapses that are involved with the process of learning.
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