On average a woman has 4 sexual partners in her lifetime.
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If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
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
Pain occurs when sounds are above 130 db.
124
On average, there's 100 billion neurons in the human brain.
83
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
Enamel is hardest substance in the human body.
61