When it comes to science, chemistry is elemental. That pun is based on the fact that the main building blocks in the branch of science are chemical elements, pure substances made from a single type of ...

Can you believe the periodic table has been around for over 150 years? Take this quiz to see if you can find the elements. What information do we collect from this quiz? What is the periodic table?

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 ...