A team of physicists has confirmed that Albert Einstein’s special theory of relativity is correct—this time, thanks to a ...

Of all the subatomic particles that have any mass at all, the neutrino is the lightest by far. In comparison, the electron, itself a quantum featherweight, has a mass that is at least 500,000 times ...

A clever mathematical tool known as virtual particles unlocks the strange and mysterious inner workings of subatomic particles. What happens to these particles within atoms would stay unexplained ...

The particles that are in an atom: protons, neutrons and electrons The particles that are in protons and neutrons: quarks The four fundamental forces: gravity, electromagnetism, the strong force and ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's concept of multiple types of subatomic particles. (Mark Garlick/Science Photo Library) Forget about turtles; for all ...