Most dust particles in your house come from dead skin.
48
In zero gravity, a candle's flame is round and blue.
16
Research indicates that plants grow healthier when they are stroked.
173
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
One ragweed plant can release as many as one billion grains of pollen!
51
Nearly 50% of the world's scientists are assigned to military projects.
71
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15