The periodic table is a well-organized chart that contains all the known elements in the universe. These elements are ...

Click to enlarge image. When Dmitri Mendeleev drew up the periodic table, he grouped elements of similar properties. Based on the number of electrons, a scientist can determine which group to place an ...

Editor’s note: This story is part of an occasional series, “Breaking Bread,” which explores the intersection of food, culture and business in the Pioneer Valley. We welcome suggestions on ...

The International Union of Pure and Applied Chemistry (Iupac) has updated the standard atomic weights of gadolinium, lutetium and zirconium following a detailed review of their isotopic abundances.

Where does the periodic table of chemical ... of heavy elements? Researchers report on experiments to come closer to an answer. They gained insight into the structure of atomic nuclei of fermium ...

Where does the periodic table of chemical elements end and ... They gained insight into the structure of atomic nuclei of fermium (element 100) with different numbers of neutrons.

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