Gold: A Material History

Gold: A Material History – why is gold so precious? It has been used as currency for thousands of years.

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What are Time Crystals?

They sound like something straight of science fiction – and in a way they are. They are not totally understood… Their existence was only suggested in 2012.Only recently have researchers (from Maryland/Havard University) managed to make them, as you can read here. First of all, a crystal is just something made of a repeating structure…… Continue reading What are Time Crystals?