It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
If the human eye was a digital camera, it would have 576 megapixels.
25
A person can live without food for about a month, but only about a week without water.
156
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Your heart will pump about 212 million liters in its lifetime.
26