Is there any "objective" evidence that speed of light (and/or related vacuum permittivity/permeability) or gravitational constants have been constant over the age of the universe? Or could some of the dark energy/matter observations be "easily" explained if they are not constant?
enyafan3 karma
Is there any "objective" evidence that speed of light (and/or related vacuum permittivity/permeability) or gravitational constants have been constant over the age of the universe? Or could some of the dark energy/matter observations be "easily" explained if they are not constant?
View HistoryShare Link