The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
One third of the electricity produced on earth is used to power electric light bulbs!
75
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Nearly 50% of the world's scientists are assigned to military projects.
71
Hot water can freeze faster than cold water.
181
Scientists aren't sure what color dinosaurs were.
312