In one day, adult lungs move about 10,000 litres of air.
11
Tigers can see 6 times better at night than humans.
305
Our brains have a negativity bias and will remember bad memories more than good ones.
15
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
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
A person can live without food for about a month, but only about a week without water.
156
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130