Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
Only humans shed emotional tears.
331
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Enamel is hardest substance in the human body.
61
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
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