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 ...

More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the ...

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

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 ...

So, today we're going to look at the periodic table. That thing that you see behind your teacher on the wall in science lessons. It actually tells us a lot about the elements that make up the ...

So, today we're going to look at the periodic table. That thing that you see behind your teacher on the wall in science lessons. It actually tells us a lot about the elements that make up the ...

As with all elements on the periodic table, the element's number corresponds ... green men and incredible spacecraft, we're ...