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 ...

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

and all the elements in group 0 are unreactive non-metals. The zigzag, staircase, line in the diagram of the periodic table above separates the metals, on the left, from non-metals, on the right.

This puzzle shows many of the elements used to make transistors. The finished puzzle is a section of the periodic table ... with a new random display. Some configurations may be easier to solve ...

Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are mainly found in the first four periods.

The Periodic Table is a well-organized chart that contains all 118 known elements in the universe. These elements are the ...

Elements in group 1 and group 2 are metals ... See the study guide on groups in the periodic table for more information.

More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the transuranium element berkelium. According to a new study, the electronic signature of ...