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Science

This is the Oldest Periodic Table in the World

One of the chemistry professors at the University of St. Andrews in Scotland has made a historical discovery: the oldest periodic table in the world.

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Social Exclusion Favours Extremism

Perhaps it is time to begin to distinguish which are sacred values ​​and which ones are not. There are many voices that are heard and opinions that are read in defense of political or religious ideologies that defend themselves as sacred values. Do we really want that?