Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
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
Our Right Lungs takes more air than our left lung.
194
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
If you were to roll a lung from a human body and out flat it would be the size of a tennis court.
36