The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
Chocolate is associated with the release of serotonin, the hormone that makes you feel relaxed, calm, and happy.
Research has shown that allowing chocolate to melt in your mouth produced brain and heart rate activity that was simliar to - and even stronger than - that produced with passionate kissing.
The cat brain weighs about 30g.
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
Starfish don't have brains.
The average person's skin weighs twice as much as their brain.