How the brain responds to surprising events

When your brain needs you to pay attention to something important, one way it can do that is to send out a burst of noradrenaline, according to a new MIT study.

Psychology & Psychiatry

How the brain helps us focus our attention

How can we shift from a state of inattentiveness to one of highest attention? The locus coeruleus, literally the "blue spot," is a tiny cluster of cells at the base of the brain. As the main source of the neurotransmitter ...

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