You can only remember 4 things at a time.
31
Chocolate is associated with the release of serotonin, the hormone that makes you feel relaxed, calm, and happy.
183
On average, there's 100 billion neurons in the human brain.
83
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Music is as addictive to the brain as sex and drugs.
27
You see your nose at all times, your brain just chooses to ignore it.
30
Caffeine boosts memory.
405