A single speck of dust is half way in size between a subatomic particle and the Earth.
15
A cesium atom in an atomic clock beats over nine billion times a second.
43
The average home creates more pollution than does the average car.
33
The only letter not appearing on the Periodic Table is the letter "J".
180
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Pumice is the only rock that floats on water.
14
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21