Cognitive Ability
Stress does really turn hair grey (but it's reversible)
25 Jul 2021
It's long been considered a fact by many that stress turns out hair grey, but a new study has found evidence linking psychological stress to greying hair in people. Martin Picard, Ph.D., co-author of… Audio
People who brag about their intellect aren't as smart as they think
10 Nov 2019
People who are more willing to admit that their own knowledge and views might not be correct, are often more knowledgeable than people who brag about their intellect. Psychologist Elizabeth… Audio