2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/123874We point out that recent claims of the detection of a light pseudoscalar/scalar (axion-like) particle [1,2] are excluded at the 95% level by an earlier experiment [3].3 pages, 2 figuresHigh Energy Physics - PhenomenologyComment on "Experimental Observation of Optical Rotation Generated in Vacuum by a Magnetic Field"text