The Ames room illusion distorts perceived size and distance.

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

Fact #6131 · Psychology

Your perception is constructed.

Fact #2369 · Psychology

Financial stress is one of the leading causes of relationship conflict.

Fact #2893 · Psychology

The placebo effect works even when patients know they're taking a placebo.

Fact #3356 · Psychology

The brain can generate hallucinations during sensory deprivation — the brain fills silence with invented input.

Fact #6687 · Psychology

The illusion of control makes people overestimate influence over events.

Fact #1484 · Psychology

The foot-in-the-door technique shows that people are more likely to comply with large requests after small ones.

Fact #6324 · Psychology

Terror management theory suggests much of human behavior is unconsciously driven by fear of death.

Fact #6119 · Psychology