Tigers can see 6 times better at night than humans.
305
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
The human brain doesn't stop developing until about 25 years old.
102
Our Right Lungs takes more air than our left lung.
194
Human hair and fingernails continue to grow after death.
7
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82