The human brain uses approximately as much energy as a 10 watt light bulb.
120
On average, there's 300 billion neurons in the octopus brain.
129
The ancient Egyptians thought the function of the brain was to produce snot.
16
On average, there's 100 billion neurons in the human brain.
83
The human brain is more active during sleep than during the day.
28
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
The human brain doesn't stop developing until about 25 years old.
102
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