It also tells us that chlorine has 18 neutrons (35 - 17) and, as the number of electrons and protons are equal in a neutral atom, chlorine also has 17 electrons. The relative mass of a nucleus is ...

Rutherford made a series of discoveries about the nature of atoms and, working with colleagues Hans Geiger and Ernest Marsden, presented a planetary model of the atom in 1911. In it, he laid out ...

Ariel has announced the latest car to join its hardcore driver-focused line-up, the Atom 3.5R. Like the standard Atom 3.5, the R is powered by a supercharged version of the Honda Civic Type-R 2.0 ...