A single speck of dust is half way in size between a subatomic particle and the Earth.
15
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
German chemists made a replica of a trophy the size of one molecule.
68
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Iron weighs more after it rusts.
68
Diamonds can be shattered with a hammer.
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