When animals hunt or forage for food, they must constantly weigh whether the chance of a meal is worth the risk of being spotted by a predator. The same conflict between cost and benefit is at the heart of many of the decisions ...
Apr 24, 2017
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Erasing unwanted memories is still the stuff of science fiction, but Weizmann Institute scientists have now managed to erase one type of memory in mice. In a study reported in Nature Neuroscience, they succeeded in shutting ...
Apr 10, 2017
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Stress eating is something many people are familiar with, but how the brain links positive reinforcement like food to emotional states like fear or anxiety is not well-understood. The wiring in the mouse brain, however, is ...
Mar 22, 2017
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Scientists have long believed that the central amygdala, a structure located deep within the brain, is linked with fear and responses to unpleasant events.
Mar 22, 2017
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A recent study conducted by Emory University researchers finds that amygdala reactivity may help predict who will have PTSD in the year following a trauma. The amygdala is the area in the brain that processes emotion, aggression ...
Feb 13, 2017
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Increasing political polarisation in western democracies was starkly highlighted in 2016 with the UK's vote for Brexit and the election of Donald Trump in the United States. Such polarisation will likely continue to be a ...
Feb 10, 2017
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Researchers at the University of California, Irvine have identified a key neural pathway in humans that explains how the brain processes feelings of fear and anxiety, a finding that could help scientists unlock new ways to ...
Feb 8, 2017
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Researchers at Rosalind Franklin University of Medicine and Science have induced empathy-like behavior by identifying then manipulating a brain circuit in an experimental model, an indication that new strategies may help ...
Feb 7, 2017
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The 20th century has seen an explosion of scientific efforts made to reveal the biological substrates of cognitive functions. Emotions and cognitive processes interact to build up complex behavioural responses and to drive ...
Jan 23, 2017
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Mrs. M would never forget that day. She was walking along a busy road next to the vegetable market when two goons zipped past on a bike. One man's hand shot out and grabbed the chain around her neck. The next instant, she ...
Dec 28, 2016
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