May 2021
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The Periodic Table
In 1871, Mendeleev published his periodic table in a new form, with groups of similar elements arranged in columns rather than in rows, and those columns numbered I to VIII corresponding with the element’s oxidation state. He also gave detailed… Continue reading
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Space Elevators
A space elevator is a theoretical structure stretching from Earth to space, which allows the transport of materials and spacecraft from Earth to space and vice-versa, without the use of a rocket. Continue reading
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