Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Our eyes are always the same size from birth, but our nose and ears never stop growing.
269
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
You forget 90% of your dreams.
256
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199