Poor eyesight (myopia) is associated with higher IQ.
232
If the human eye was a digital camera, it would have 576 megapixels.
25
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The human brain is more active during sleep than during the day.
28
It takes about 20 seconds for a red blood cell to circle the whole body.
102
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
All 13 minerals necessary for human life can be found in alcohol beverages.
282
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307