Call it Astoundium -- at least for now. Swedish scientists report fresh evidence confirming the existence of a new element for the periodic table, the “telephone book” of matter that makes up the ...

To expand the periodic table, it might be time to go titanium. A new study lays the groundwork to expand the periodic table with a search for element 120, to be made by slamming electrically charged ...

Some asteroids have measured densities higher than those of any elements known to exist on Earth. This suggests that they are at least partly composed of unknown types of "ultradense" matter that ...

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 ...

So the periodic table has expanded again with the addition late last year of four new superheavy elements, bringing the known total up to 118. But the hunt for new elements started with efforts to ...