The classic design of the table was created by Dmitri Mendeleev in 1863, organizing the then-known elements by number of electrons. Inspired by a graphic that sized the elements to reflect their ...

The periodic table has become an icon of science. Its rows and columns provide a tidy way of showcasing the elements — the ingredients that make up the universe. It seems obvious today, but it wasn’t ...

As of 2019, the Periodic Table of the Elements has been around for 150 years. Maybe you've felt a certain chemistry with 2019 but don't know why? Maybe it's because this year marks the 150th ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The bubbly new chart of life's building blocks is more than a cool curiosity; according to ...

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Remember the periodic table from high school chemistry class? Today, it contains 118 natural and man-made elements in tidy, equal-sized boxes from gases to heavy metals. With many natural resources on ...

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 ...

A new chart for highly charged ions (HCIs) has been proposed, aiming to replicate the conventional periodic table’s ...

If you ever want to open a chemistry theme restaurant, you should be sure to furnish it with 118 tables — one for each element. Note that it could not be a Greek restaurant, because then the number of ...