Your thumb is about the same size as your nose.
124
The human sigh acts as a physiological reset button.
23
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
Your heart will pump about 212 million liters in its lifetime.
26
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193