She printed out four copies of the periodic table, added letters to label the rows, and laminated them. A pair of tables goes into a manila file folder, the tops get clipped together, and dry ...

On April 4th, responding to Donald Trump’s tariffs, China restricted sales to America of seven rare earths. The move forces ...

Periodic Table as Arranged by Mendelejeff attention ... 152.0 Ytterbium Earths: Gadolinium 157.3 Terbium 159.2 Dysprosium 162.5 Erbium 167.4 Thulium 168.5 ytterbium 172.0 Lutecium 174.0 With ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

Dysprosium and Neodymium sound like the names of couple of medications, perhaps cough syrups. In fact, they are two "Rare ...

This year we celebrate the 150 th anniversary of Mendeleev’s achievement in formulating the structure of the periodic table that we use today. He announced his structure in 1869, but the challenge of ...

As the U.S.–China trade war ramps up, rare earths are among the most important pieces of leverage that China controls. There ...

Remember that periodic table you ignored in high school? The one with all those unpronounceable elements at the bottom, like yttrium, and praseodymium? Surprise - they're actually important, and China ...

Want to learn more about this centerpiece of chemistry? Take your pick from this collection of links about elements and the periodic table! Build an element ball, solve periodic puzzles, and check out ...