Early American humans hunted car-size armadillos and used their shells for houses.
12
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
If your DNA was stretched out it would reach to the moon 6,000 times.
256
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Only humans shed emotional tears.
331
The human sigh acts as a physiological reset button.
23
You forget 90% of your dreams.
256
There are about 255 babies born worldwide every minute.
46