You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24