Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Diamonds can be shattered with a hammer.
-104
The sun is 330,330 times larger than the earth.
75
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
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
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
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