Category: Brain
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Believing in the brain...
Humans constantly experience an ever-changing stream of subjective feelings that is only interrupted during sleep and deep unconsciousness. Finnish researches show how the subjective feelings map into five major categories: positive emotions, negative emotions, cognitive functions, somatic states, and illnesses. All these feelings were imbued with strong bodily sensations. (1) In both ADHD and emotional…
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Killing humans. By analyzing rocks. [Brake that rock!]
University of California, Berkeley neuroscientists have tracked the progress of a thought through the brain, showing clearly how the prefrontal cortex at the front of the brain coordinates activity to help us act in response to a perception. Recording the electrical activity of neurons directly from the surface of the brain, the scientists found that…
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Understanding morality decision making.
It is wartime. You and your fellow refugees are hiding from enemy soldiers, when a baby begins to cry. You cover her mouth to block the sound. If you remove your hand, her crying will draw the attention of the soldiers, who will kill everyone. If you smother the child, you'll save yourself and the…
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Remembering. Electricity. Not asking the right questions.
Direct electrical stimulation of the human amygdala, a region of the brain known to regulate memory and emotional behaviors, can enhance next-day recognition of images when applied immediately after the images are viewed, neuroscientists have found. The results were published in PNAS. The findings are the first example of electrical brain stimulation in humans giving…
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