The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
10 seconds is the amount of time until unconsciousness after the loss of blood supply to the brain.
108
The human brain doesn't stop developing until about 25 years old.
102
Every time you sneeze some of your brain cells die.
113
An ant brain has about 250 000 brain cells. A human brain has 10,000 million so a colony of 40,000 ants has collectively the same size brain as a human.
118
You can only remember 4 things at a time.
31