The human brain doesn't stop developing until about 25 years old.
102
Your thumb is about the same size as your nose.
124
There are 206 bones in the human body!
-17
Sex burns about 360 calories per hour.
861
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39


