Nearly 50% of the world's scientists are assigned to military projects.
71
Out of all the senses, smell is most closely linked to memory.
146
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Each day, up to 150 species of life become extinct.
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