Unstable helium adds a limit on the ongoing saga of the proton’s size – Ars Technica

Enlarge/ The small particle accelerator in Switzerland where, surrounded by farms, the work took place.
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Physicists, who dedicate their lives to studying the topic, don’t actually seem to like physics very much since they’re always hoping it’s broken. But we’ll have to forgive them; finding out that a bit of theory can’t possibly explain experimental results is a sign that we probably need a new theory, which is something that would excite any physicist.
In recent years,…

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