In the first joint result from the world's two leading particle colliders, scientists have determined the mass of the heaviest elementary particle, the top quark. The measurement was made using the ...

Fermilab is still the only place on Earth where physicists can produce top quarks in the laboratory. Physicists know the mass of the top quark quite well. However, they want to continue to improve ...

Researchers from the University of Rochester have helped measure the elusive top quark with unparalleled precision, and the surprising results affect everything from the Higgs boson, nicknamed the ...

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A phenomenon that directly proves the existence of quark mass has been observed for the first time in extremely energetic collisions of lead nuclei. A team of physicists working on the ALICE detector ...

Scientists working on the world's leading particle collider experiments have joined forces, combined their data and produced the first joint result from Fermilab's Tevatron and CERN's Large Hadron ...

New high-energy particle research by a team working with data from Fermi National Accelerator Laboratory heightens uncertainty about the exact nature of a key theoretical component of modern physics - ...

Scientists have determined the mass of the heaviest elementary particle, the top quark. The measurement was made using the Large Hadron Collider (LHC) at CERN in Geneva, Switzerland, and the Tevatron ...

In the first joint result from the world's two leading particle colliders, scientists have determined the mass of the heaviest elementary particle, the top quark. The measurement was made using the ...