After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
On average, there's 100 billion neurons in the human brain.
83
The average person's skin weighs twice as much as their brain.
131
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
You see your nose at all times, your brain just chooses to ignore it.
30
The human brain is more active during sleep than during the day.
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
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75