Our minds have a tendency to latch onto negative experiences more strongly than positive ones. While occasional negative ...

A new study shows how a dopamine circuit between two brain regions enables mice to extinguish fear after a peril has passed. Dangers come but dangers also go and when they do, the brain has an ...

Babies of every species from mouse to human rapidly forget things that happen to them-an effect called infantile amnesia. A type of brain immune cell called microglia might control this type of ...

"I am often said to have identified the amygdala as the brain's 'fear' center. But the fact is, I have not done this, nor has anyone else." —Joseph LeDoux (2015) 3D illustration of both amygdala.

Blocking microglia prevents infant forgetting and improves memory in mice, suggesting they play a key role in memory ...