If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
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
The human sigh acts as a physiological reset button.
23
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Only humans shed emotional tears.
331
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515