Scientists Edge Closer to Confirming a Fifth Force of Nature

TL;DR
Physicists have found potential evidence for a fifth fundamental force inside atoms, based on deviations in atomic transition measurements in calcium isotopes, which could suggest the existence of a new force mediated by a Yukawa particle, although further research is needed to confirm this discovery.
- A Fifth Force of Nature May Have Been Discovered Inside Atoms ScienceAlert
- Scientists Are Getting Closer to Finding Evidence of the Fifth Force Popular Mechanics
- Searching for a New Force American Physical Society
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