Babies crawl an average of 200m a day.
212
Obsessive nose picking is called Rhinotillexomania.
101
The human brain doesn't stop developing until about 25 years old.
102
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Pain occurs when sounds are above 130 db.
124
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
Tigers can see 6 times better at night than humans.
305