Because heat expands the metal, the Eiffel Tower always leans away from the sun.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
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0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
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German chemists made a replica of a trophy the size of one molecule.
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For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
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