Nature of electromagnetic radiation, photoelectric effect, spectrum of the hydrogen atom, Bohr model of a hydrogen atom - its postulates, derivation of the relations for the energy of the electron ...

Rutherford's model of atom, Bohr model, energy levels, hydrogen spectrum. Composition and size of nucleus, atomic masses, mass-energy relation, mass defect, binding energy per nucleon and its ...

Philip Ball looks at how a little-known paper by Niels Bohr demonstrates the turmoil in physics on the brink of quantum ...

J.J. Thomson — a professor of experimental physics at the University of Cambridge, who in 1897 discovered the electron and in 1904 proposed a model of the atom — was the first person to be ...

WELLINGTON, New Zealand — Among other false and misleading claims in U.S. President Donald Trump’s inauguration addresses on Tuesday, his declaration that Americans “split the atom ...

A small town mayor in New Zealand has picked a nuclear fight with Donald Trump, after the freshly sworn-in U.S. president heaped praise on American scientists for splitting the atom. The mayor of ...

When OpenAI announced a new generative artificial-intelligence (AI) model, called o3, a few days before Christmas, it aroused both excitement and scepticism. Excitement from those who expected its ...

Languages: English. New Zealanders are expressing frustration after U.S. President Donald Trump credited Americans with splitting the atom in his second inaugural address——an achievement ...