On average, there's 300 billion neurons in the octopus brain.
129
The elephant brain weighs about 6,000g.
274
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
The human brain doesn't stop developing until about 25 years old.
102
Daydreamers are better at solving complex problems.
28
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24