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
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 takes about 20 seconds for a red blood cell to circle the whole body.
102
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
The average person's skin weighs twice as much as their brain.
131
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Pain occurs when sounds are above 130 db.
124