The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
A ball of glass will bounce higher than a ball made of rubber.
73
The average temperature at 40,000 feet above sea level is -60 F.
56
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
German chemists made a replica of a trophy the size of one molecule.
68
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Iron weighs more after it rusts.
16
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79