The incredible shrinking proton
Subatomic particle may be smaller than theory dictates
By Rachel Ehrenberg, 15:45 PM July 7, 2010
Nothing is immune to downsizing in these tough economic times — not even subatomic particles. New measurements published in the July 8 Nature suggest that the proton has a radius about 4 percent smaller than previously thought.
The result could just be a mistake. But if confirmed, a smaller proton could have enormous implications, scientists say.
“If this result holds up there’s something drastically wrong,” says Jeff Flowers of the National Physical Laboratory in England.
It could be th...
Source URL: https://www.sciencenews.org/article/incredible-shrinking-proton