New discoveries continuously refine our perspective, with many breakthroughs reported regularly. Whether revolutionary or ...

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 ...

In this edition of Celebrating Chemistry, explore atoms and the periodic table, go on an element scavenger hunt around your home, and try your hand at an elemental word search. Guide Linus—a lab ...

Can France claim the first periodic table? Probably not, but a French Geology Professor made a significant advance towards it, even though at the time few people were aware of it. Alexandre Béguyer de ...

The ions formed have a full outer electron shell, so are very stable. See the study guide on groups in the periodic table for more information.

Group 7 of the periodic table is something of an oddity. When the first periodic table was formulated by Mendeleev, it was the only group that contained just a single known element — manganese ...

Our guide to the 11 museums every science lover needs to visit in London - From exhibitions of anatomical specimens to shows ...

Are you looking for the coolest back-to-school nails designs? Here are some of the most impressive nail art ideas to rock and ...

Learn how to calculate all the particulars of a loan using Excel and how to set up a schedule of repayment for a mortgage or ...

A substantially equal periodic payment is a series of retirement ... by the IRS which is derived from average life expectancy tables. “There’s also a factor called a 'reasonable interest ...