While you're watching, look out for where different elements are found in the periodic ... For example, the element symbol of magnesium is Mg, not MG. The periodic table arrangement allows us ...

Perhaps you recognize magnesium from memorizing the periodic table during middle school science ... and though magnesium is never found on its own in nature, it's the eighth most abundant element ...

Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are ... calcium and magnesium. How polio affects ...