The human brain doesn't stop developing until about 25 years old.
102
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
You can't tickle yourself.
29
Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
