Copper has been used by humans for as much as 7000 years and elements such as gold, silver, tin, lead and mercury have ... line in the diagram of the periodic table above separates the metals ...

After a breakdown in US-Russia relations, Riken finds itself ahead of its rivals. And Lawrence Berkeley National Laboratory ...

118 Elements and Their Symbols and Atomic Numbers: The periodic table is a well-organized chart ... The symbol serves as a shorthand notation for each element's name in formulas and equations ...

Take your pick from this collection of links about elements and the periodic table! Build an element ball ... A main goal of many alchemists of the past was to turn lead into gold. This collection of ...