In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
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 Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17