Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
The sun is 330,330 times larger than the earth.
75
The storage capacity of human brain exceeds 4 Terrabytes.
140
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
A cesium atom in an atomic clock beats over nine billion times a second.
43
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51