The earth is approx. 6,588,000,000,000,000,000 tons.
175
German chemists made a replica of a trophy the size of one molecule.
68
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
In zero gravity, a candle's flame is round and blue.
16
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
One third of the electricity produced on earth is used to power electric light bulbs!
75