The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Cold water weighs more than hot water.
93
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
If the chemical sodium is dropped into water it will immediately and violently explode.
67
One ragweed plant can release as many as one billion grains of pollen!
51