In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
The sun is 330,330 times larger than the earth.
75
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Sound at the right vibration can bore holes through a solid object.
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