In zero gravity, a candle's flame is round and blue.
16
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Indoor pollution is 10 times more toxic than outdoor pollution.
62
One barrel of petroleum holds 42 gallons.
20
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Diamonds can be shattered with a hammer.
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