Tigers can see 6 times better at night than humans.
305
Obsessive nose picking is called Rhinotillexomania.
101
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
If the human eye was a digital camera, it would have 576 megapixels.
25
By weight, Bone is five times stronger than steel.
417
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
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
Pain occurs when sounds are above 130 db.
124