See if you can organize the first 25 elements of the periodic table in order in the quiz below. The periodic table as we know ...

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 ...

The answer, at first, is boring: it’s a simple no. But the reasons why you cannot are complex and varied – some come from the ...

But how many of these elements do you know? Test your knowledge and compete with other Live Science readers to see who can ...

Experimental observations of the half life of rutherfordium-252 demonstrate that its stability lies well within the limits required for full atoms to form ...

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 ...

Just four years before Mendeleev announced his periodic table, Newlands noticed that there were similarities between elements with atomic weights that differed by seven. He called this The Law of ...

4) they are shown as a natural transition from the elements of Group VIII to those of Group I. rare earths in relation to the periodic table. The group of elements known as the “rare earths ...

Back in the old days—the really old days—the task of designing materials was laborious. Investigators, over the course of ...