In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
In one day, adult lungs move about 10,000 litres of air.
11
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59