Physicists in Germany have carried out the most accurate measurement to date of the width of the proton. By examining a previously unexplored energy-level transition in the hydrogen atom, Lothar ...
After years of confusion, a new study confirms the proton is tinier than once thought. That enables a test of the standard model of particle physics.
Morning Overview on MSN
New particle data hints at something standard physics cannot explain
Two independent lines of evidence from the world’s most powerful particle experiments are converging on the same ...
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