The act of writing down your worries before a test measurably improves performance by offloading cognitive load.

The Stanford prison experiment remains controversial in modern psychology.

Fact #1038 · Psychology

Humans are uniquely capable of mental time travel — imagining both the past and future in vivid detail.

Fact #5027 · Psychology

The Dunning-Kruger effect: people with limited knowledge tend to overestimate their own competence.

Fact #3351 · Psychology

Confirmation bias causes people to favor information that supports their existing beliefs.

Fact #945 · Psychology

Humans have a negativity bias — negative events have stronger psychological impact than equally positive ones.

Fact #6319 · Psychology

Sleep deprivation can negatively affect cognitive function.

Fact #960 · Psychology

Orcas teach hunting techniques to younger pod members.

Fact #1302 · Psychology

The placebo effect can produce real physiological changes.

Fact #949 · Psychology