Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Mushrooms are more closely related to humans than they are to plants.
47
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
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
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
On average, there's 100 billion neurons in the human brain.
83
Poor eyesight (myopia) is associated with higher IQ.
232
Tigers can see 6 times better at night than humans.
305