Your thumb is about the same size as your nose.
124
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
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
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Human hair and fingernails continue to grow after death.
7
We share 70% of our DNA with a slug.
218
The human sigh acts as a physiological reset button.
23