Orcas teach hunting techniques to younger pod members.

Aerogel, the world's lightest solid, is derived from silica gel with the liquid replaced by gas — it's 99.8% air.

Fact #4896 · Psychology

Cognitive dissonance causes discomfort when holding conflicting beliefs.

Fact #3043 · Psychology

Music can reduce stress levels by up to 65%.

Fact #2810 · Psychology

Sleep improves cognitive performance and problem solving.

Fact #2977 · Psychology

Orcas teach hunting techniques to younger pod members.

Fact #1302 · Psychology

People are more likely to help someone they've already done a small favor for — the foot-in-the-door technique.

Fact #5045 · Psychology

Your brain releases dopamine when anticipating rewards, not just receiving them.

Fact #2813 · Psychology

The anchoring effect shows how initial information biases later judgments.

Fact #1479 · Psychology