Our brains have a negativity bias and will remember bad memories more than good ones.
15
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Early American humans hunted car-size armadillos and used their shells for houses.
12
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Research has determined that most people are happiest at 7:26pm on a Saturday night.
70
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Every human spent about half an hour as a single cell.
144