0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The average home creates more pollution than does the average car.
33
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
In zero gravity, a candle's flame is round and blue.
16
A ball of glass will bounce higher than a ball made of rubber.
73
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9