Chronic stress physically alters brain structure — shrinking the prefrontal cortex and enlarging the amygdala.

Every person you meet has a completely different perception of reality.

Fact #2245 · Psychology

Glass is technically neither a solid nor a liquid — it's an amorphous solid, or supercooled liquid.

Fact #6421 · Psychology

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

Fact #6781 · Psychology

People differ widely in cognitive strengths and weaknesses.

Fact #2981 · Psychology

The development of chemotherapy advanced cancer treatment.

Fact #1216 · Psychology

Sleep improves cognitive performance and problem solving.

Fact #2977 · Psychology

Priming — brief exposure to a stimulus — unconsciously influences later responses.

Fact #6126 · Psychology

The Great Depression began in 1929.

Fact #615 · Psychology