A longstanding mystery of the periodic table involves a group of unique elements called lanthanides. Also known as rare earth ...

The periodic table of elements (often known simply as the periodic table) has been helping scientists with their work for a little over 150 years. The handy visual reference guide organizes known ...

Both puzzles are intertwined with one another — you’ll need to solve the periodic table puzzle in order to adjust the electricity on the machine. Below, in this Blue Prince guide, we’ll tell ...

In other words, it contains elements not on the periodic table at all. These elements would be stable around atomic number 164, which is far denser that Osmium, the densest known naturally ...