Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
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
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
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
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11