0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Balsa wood is classified as a hard wood!
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Sound travels fifteen times faster through steel than through air.
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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.
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