Can you name everything from Ac to Zr? Test your knowledge of the periodic table and see if you can top the leaderboard When you purchase through links on our site, we may earn an affiliate commission ...

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Science Classrooms Across the Nation (WHTM) — February 7 is National Periodic Table Day, when we celebrate the efforts of scientists over the centuries to figure out how different elements are related ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: ucadp/Getty Images When it comes to science, chemistry is elemental. That pun is based on ...