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
You can't tickle yourself.
29
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Babies crawl an average of 200m a day.
212