Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The human eye blinks an average of 4,200,000 times a year.
233
Every human spent about half an hour as a single cell.
144
A person can live without food for about a month, but only about a week without water.
156
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
252
If the human eye was a digital camera, it would have 576 megapixels.
25