Alarm pheromones are substances that send danger signals to different parts of the brain. When these signals are perceived by other pheromones of the same class, they can act as cues that alert humans or animals about a potential ...
Researchers at the Research Center for Natural Sciences and other institutes in Hungary have recently carried out a study investigating the involvement of brain regions other than the amygdala—more specifically, the lateral ...
(Medical Xpress)—In 1949, Donald O. Hebb (often called the father of neuropsychology and neural networks) published The Organization of Behavior: A Neuropsychological Theory1, connecting the two previously distinct areas ...
Scientists have identified special types of brain cells that may allow us to simulate the decision-making processes of others, thereby reconstructing their state of mind and predicting their intentions. Dysfunction in these ...
Apr 11, 2019
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Knowing when it's time for a meal—and when to stop eating again—is important to survive and to stay healthy, for humans and animals alike. Researchers at the Max Planck Institute for Biological Intelligence have investigated ...
May 24, 2023
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The basolateral amygdala (BLA) is a region of the brain that has been almost exclusively studied in the context of fear and emotion. Only recently have researchers begun to question whether the BLA may play a larger, overarching ...
Jun 7, 2022
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When a heavy alcohol drinker tries to take a night off, their body protests with shaky hands, heart palpitations, anxiety and headaches. These acute symptoms of alcohol withdrawal—but even more so the enduring emotional ...
Mar 22, 2022
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Are we born to fear punishment or crave rewards? Or do those capacities evolve with experience? Cold Spring Harbor Laboratory (CSHL) Professor Bo Li and his lab found that mice have pre-programmed circuits that process "positive" ...
Oct 18, 2021
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We're all familiar with the startle reflex—that sudden, uncontrollable jerk that occurs when we're surprised by a noise or other unexpected stimulus. But the brain also has an important pre-attentive mechanism to tamp down ...
Aug 9, 2021
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Has your heart ever started to race at the thought of an upcoming deadline for work? Or has the sight of an unknown object in a dark room made you jump? Well, you can probably thank your amygdala for that.
May 24, 2021
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