ETH Zurich researchers detect a possible fifth force of nature
Precision measurements of calcium atoms revealed an unexpected pattern that cannot be explained by the simplest atomic physics…
Decade-long muon calculation shrinks hope for a fifth force of nature
For years, one tiny mismatch in particle physics carried outsized hopes. The muon, a heavier and short-lived cousin…
Physicists Suggest Mysterious “Fifth Force” May Exist In Our Solar System
We know about the four fundamental forces of nature: gravity, electromagnetism, the strong nuclear force, and the weak…