Our brains have a negativity bias and will remember bad memories more than good ones.
15
Babies crawl an average of 200m a day.
212
You can't tickle yourself.
29
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
If the human eye was a digital camera, it would have 576 megapixels.
25
Only humans shed emotional tears.
331
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515