Cold water weighs more than hot water.
93
The bark of an older redwood tree is fireproof.
65
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79