Treating anxiety, depression and other disorders may depend on the amygdala, a part of the brain that controls strong emotional reactions, especially fear. But a deep understanding of this structure has been lacking. Now scientists at the University of California…

Nature - Two brain regions work together when mice learn to override the instinct to run and hide from a potential threat.

Horses can detect fear in humans by smell, becoming more likely to startle and more wary of people who are scared, a new study has found.

A new study reveals that people with high psychopathic traits don't lack fear. Instead, their hearts race during scary situations, but their brains uniquely interpret this physical arousal as an exciting, positive thrill rather than a threat.