Early-universe plasma may have stopped dark photons from heating cosmos

AI Summary

New research published in Physical Review Letters indicates that dark photons, a hypothetical dark matter candidate, likely did not heat the early universe as previously believed. This finding could expand the scope for experimental dark matter searches.

A new paper published in Physical Review Letters reveals that a leading dark matter candidate—the hypothetical "dark photon"—would not have heated the early universe as previously thought. The finding opens a vast region for experimental searches and could change the hunt for dark matter.