On average, there's 100 billion neurons in the human brain.
83
The human brain has the capacity to store everything that you experience.
4k
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Early American humans hunted car-size armadillos and used their shells for houses.
12
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
By weight, Bone is five times stronger than steel.
417
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Only humans shed emotional tears.
331