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Sorry, chemistry teachers—your periodic table posters are now obsolete. Groups of scientists in the United States, Russia and Japan had more to celebrate last week ...

Remember your periodic table from high school chemistry? As of Monday, it will look a little different. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The periodic table of elements is a familiar sight to anyone who's ever sat in a chemistry ...