protons
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10-Year Proton Measurement Mystery Is Probably Solved
A precise new measurement of the size of the proton shows a decade-long problem may now have a solution.
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Physicists Observe Completely Unexpected Effect In Collisions Between Gold And Protons
Even the people tasked with understanding the most fundamental pieces of our universe run into surprises. And a surprise has popped up in the data of a decommissioned experiment at America’s largest atom smasher.