The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8
On average, there's 300 billion neurons in the octopus brain.
129
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
The brain can stay alive for 4 to 6 minutes without oxygen. After that cells begin die.
193
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75