The only letter not appearing on the Periodic Table is the letter "J".
180
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The sun is 330,330 times larger than the earth.
75
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Scientists aren't sure what color dinosaurs were.
312
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
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