The only letter not appearing on the Periodic Table is the letter "J".
180
Hot water can freeze faster than cold water.
181
4.5 pounds of sunlight strike the Earth each day.
27
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Most dust particles in your house are made from dead skin!
67
Nearly 50% of the world's scientists are assigned to military projects.
71