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 ...

Can you believe the periodic table has been around for over 150 years? Take this quiz to see if you can find the elements. What information do we collect from this quiz? The periodic table is a ...

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 ...

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 arranges all the chemical elements in a specific way. Patterns are visible in the way that elements behave, and this allows us to make predictions about other elements.

They are seeking good fortune in their hunt for an elusive entity: element 119. The periodic table looks complete, but it isn’t. The race is on to discover the table’s next row of elements ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table.