Discover the fascinating world of particle physics — the most fundamental building blocks of the universe and the forces that ...

Since the atomic nucleus was first proposed in 1911, physicists simply assumed it was round. ​ But are the nuclei of atoms ...

Protons are tiny subatomic particles that, along with neutrons, form the nucleus of an atom. The heavier the atom, the more protons (and neutrons) it contains. Hydrogen, which is the lightest ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Scientists have finally glimpsed chemistry at its smallest level after capturing the ...

At point 2, a small number, (1%), of the alpha particles were deflected if they got close to the centre of the atom. Conclusion: The centre of the atom is where all the positive charge is located.

They seem to flit about an atom without tracing a particular path ... Spin was soon discovered to be a basic property of all fundamental particles, not just electrons—and one with a deep ...