Your perception is delayed.

Liquid helium has zero viscosity — it climbs up the walls of its container in a phenomenon called superfluidity.

Fact #6781 · Psychology

Only about 2% of people have an IQ above 130.

Fact #2965 · Psychology

Fire is a plasma — a hot, ionized gas — rather than a solid, liquid, or conventional gas.

Fact #4705 · Psychology

Orcas teach hunting techniques to younger pod members.

Fact #1302 · Psychology

We are drawn to symmetrical faces because symmetry signals good developmental health and genetic fitness.

Fact #3743 · Psychology

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

Fact #5039 · 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

About 1 in 200 people have an exceptionally high IQ.

Fact #2883 · Psychology