In simple terms, that assertion is correct, but for those with an expertise in the field, the longer answer to who did it ...

Ernest Rutherford (right) and Hans Geiger led the experiments in Manchester Scientists based in Manchester, not the US, made the "key breakthrough" in splitting the atom, despite Donald Trump's ...

he undertook a series of experiments that changed nitrogen atoms into oxygen atoms, a transformation that garnered the much-debated description. “Rutherford had ‘split the atom,’ the news ...

Credited with splitting the nucleus of an atom during experiments at UK's Manchester University in 1917, Rutherford was "the first to artificially induce a nuclear reaction by bombarding nitrogen ...