There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The human brain has the capacity to store everything that you experience.
4k
The human body contains over a billion miles of DNA.
147
Human hair and fingernails continue to grow after death.
7
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111