Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
You can't tickle yourself.
29
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
All 13 minerals necessary for human life can be found in alcohol beverages.
282