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 human brain is more active during sleep than during the day.
28
Only humans shed emotional tears.
331
Our Right Lungs takes more air than our left lung.
194
Tigers can see 6 times better at night than humans.
305
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
Your heart will pump about 212 million liters in its lifetime.
26
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89