Babies crawl an average of 200m a day.
212
On average a woman has 4 sexual partners in her lifetime.
-143
You forget 90% of your dreams.
256
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
The human brain uses approximately as much energy as a 10 watt light bulb.
120