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Category: Inventions

Silver stylized owl with radiant circles around its head, surrounded by a gold frame

Happy 150th Anniversary to the Periodic Table

Posted by: Ellen Terrell

This post was written by Science Reference Specialist Nate Smith. This year marks the 150th anniversary of one of the most important breakthroughs in the field of chemistry: the Periodic Table of Elements.  While there have been over 700 distinct iterations of the table (Scerri, 20), the first tables that explicitly showed periodicity were created …