few interesting facts of science(part-two)

[tanvir28]

1. The average person walks the equivalent of three times around the world in a lifetime.
2.If you could drive your car straight up you would arrive in space in just over an hour.
3.The human brain takes in 11 million bits of information every second but is aware of only 40.
4.A red blood cell can make a complete circuit of your body in 20 seconds.
5.There are more living organisms on the skin of each human than there are humans on the surface of the earth.

(collected)