Physicists have determined the mass of the W boson with the highest precision yet by analysing more than a billion proton ...

Scientists have achieved the most precise measurement to date of the mass of the W boson, one of nature's force-carrying particles. The measured value shows tension with the value expected based on ...

Physicists have measured the mass of one of the universe’s basic building blocks, the W boson particle. The new calculation, made at the Large Hadron Collider (LHC) near Geneva, could help solve a ...