Sound at the right vibration can bore holes through a solid object.
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One third of the electricity produced on earth is used to power electric light bulbs!
75
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 cesium atom in an atomic clock beats over nine billion times a second.
43