Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The average sperm cell swims at 8 inches per hour.
4
All 13 minerals necessary for human life can be found in alcohol beverages.
282
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
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Obsessive nose picking is called Rhinotillexomania.
101
On average a woman has 4 sexual partners in her lifetime.
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