Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
If the chemical sodium is dropped into water it will immediately and violently explode.
67
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Nylon is made from coal and petroleum.
42