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
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
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
The human brain has the capacity to store everything that you experience.
4k
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
There are more nerve cells in the human brain than there are stars in the Milky Way.
349