Precision measurement of W-boson mass suggests a lighter Higgs particle

Scientists of the CDF collaboration at the Department of Energy's Fermi National Accelerator Laboratory announced today the world's most precise measurement by a single experiment of the mass of the W boson, the carrier of the weak nuclear force and a key parameter of the Standard Model of particles and forces.

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<p><a href="http://www.physorg.com/news87483018.html">Precision measurement of W-boson mass suggests a lighter Higgs particle</a></p> <p>Scientists of the CDF collaboration at the Department of Energy's Fermi National Accelerator Laboratory announced today the world's most precise measurement by a single experiment of the mass of the W boson, the carrier of the weak nuclear force and a key parameter of the Standard Model of particles and forces. </p>