One of the earliest topics encountered by students of chemistry is atomic theory (the structure of the atom). The Building Atoms, Ions and Isotopes HD Lite app is a free app by Carolina Biological ...

The questions in this quiz are suitable for GCSE physics students studying structure of the atom, atoms and isotopes and ions. If you struggled with the quiz, don't panic - we've got you! You can ...

Different atoms and ions possess characteristic energy levels. Like a fingerprint, they are unique for each species. Among ...

Like everything we see in the world, isotopes are a type of atom, the smallest unit of matter that retains all the chemical properties of an element. Isotopes are forms of a chemical element with ...

For years, physicists have mapped the stability of atomic nuclei with remarkable confidence. The periodic table, with its ...

The rare radioactive substance made its way from the United States to Russia on a commercial flight in June 2009. Customs officers balked at accepting the package, which was ensconced in lead ...

Sean Liddick receives funding from the Department of Energy . Artemis Spyrou receives funding from the National Science Foundation in the U.S. Just a few hundred feet from where we are sitting is a ...

Chemical reaction: the magneto-optical trap used to study hypermetallic alkaline earth oxides A magneto-optical trap has been used by physicists in the US to study how ions and atoms interact to ...