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
Starfish don't have brains.
132
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
The cat brain weighs about 30g.
167
The human brain doesn't stop developing until about 25 years old.
102