Performing complex cognitive tasks leads to glutamate accumulating in a key region of the brain, a study finds, which could explain why mental labor is so exhausting.
Advances in neuroimaging have improved our understanding of the brain, but the resulting data do little to help judges and juries determine criminal culpability.
Santiago Ramón y Cajal used a staining technique developed by Camillo Golgi to formulate the idea that the neuron is the basic unit of the nervous system.