Researchers may have found a way to create a new superheavy element, known as "element 120," which would be so hefty that it ...

That’s why this periodic table clock really caught our eye. [gocivici]’s idea is a simple one: light up three different elements with three different colors for hours, minutes, and seconds ...

Want to learn more about this centerpiece of chemistry? Take your pick from this collection of links about elements and the periodic table! Build an element ball, solve periodic puzzles, and check out ...

The covalent radius (a measure of how large individual atoms are ... As you move from left to right across the periodic table, atoms have more electrons in their outer energy level and more ...

The periodic table arranges all the chemical elements in ... is that they are so reactive the explosion would be far too big. Gethin: So, the further down the table you go the more reactive ...

The periodic table included promethium and three newly ... that “it is conceivable that the nucleus breaks up into several large fragments, which would of course be isotopes of known elements ...

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract ... two bonded atoms determines the bond's polarity, with a large difference ...