A man's bizarre passion led him to imprisonment of up to 10 years. His lawyer tried every possible defense, arguing that his ...

Since then, the periodic table has evolved to reflect over 150 years of scientific development and understanding in chemistry and physics. Today, with 118 known elements, it is widely regarded as one ...

You may use table navigation commands for the screen reader of your choice. The Periodic Table of Elements. Each entry contains the atomic number, chemical symbol, and atomic mass to two decimal ...

A 24-year-old Australian man could go to jail for ten years as he prepares to plead guilty for importing plutonium from a ...

The atomic number of tellurium is 52 and the atomic number of iodine is 53, so these elements are in the correct order in the modern periodic table.

Test your knowledge and compete with other Live Science readers to see who can come top in our periodic table quiz. The ...

Mendeleev’s lecture described in very technical detail, the development of the periodic table and credited many of his forebears and contemporaries ... in every country which interests itself in ...

In this series, podcast presenters Dr Sunayana Bhargava and Tulela Pea guide you through everything you need to know about atomic structure and the periodic table to ace your GCSE science exam.

At the middle of the 19th century, 63 chemical elements were known to science. Before Mendeleev ... 115th elements of Mendeleev’s Periodic Table Mendeleev spent a little more than two years ...

John Sutton described his client as an “innocent collector” and “science nerd”, claiming Lidden “did not import or possess ...

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 ...