If the chemical sodium is dropped into water it will immediately and violently explode.
67
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Out of all the senses, smell is most closely linked to memory.
146
German chemists made a replica of a trophy the size of one molecule.
68
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
The sun is 330,330 times larger than the earth.
75