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 ...

An Australian man described as a "science nerd" may face jail time, after attempting to collect all the elements in the ...

In this periodic table of elements quiz, you have 10 minutes to name as many elements as you can, given only their symbol, ...

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 ...

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 ...

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 ...

Di - 138 We - 140 — — — II (-) 10 — — IEr - 178 ... rare earths in relation to the periodic table. The group of elements known as the “rare earths” has presented an exceedingly ...

Click on the images below to automatically tweet the element infographics. Download the PDFs to make your own wall displays or education resources. We've also created a range of IYPT-themed, ...

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.

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract electrons towards itself within a chemical bond. This vital theoretical ...

This year marks the 150th anniversary of the publication of Mendeleev’s Periodic Table of Chemical Elements in 1869. In celebration, the United Nations Educational, Scientific, and Cultural ...