For the last fifty or so years, the periodic table has been incomplete. Elements after uranium on the periodic table have been synthesized for the past few decades, but there were always a few missing ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Four new elements have been added to the periodic table, finally rounding out the chemical table’s seventh row, officials said. The International Union of Pure and Applied Chemistry (IUPAC) verified ...

If you wanted to create the world’s next undiscovered element, number 119 in the periodic table, here’s a possible recipe. Take a few milligrams of berkelium, a rare radioactive metal that can be made ...