Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
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Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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One ragweed plant can release as many as one billion grains of pollen!
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Scientists aren't sure what color dinosaurs were.
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