If the chemical sodium is dropped into water it will immediately and violently explode.
67
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
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
One barrel of petroleum holds 42 gallons.
20
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Diamonds can be shattered with a hammer.
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