This addition forced the equations to predict a static universe, in tune with the thinking of the time. He never included the cosmological constant thereafter in any of his writings about cosmology until his death in 1955. And ironically, Einstein’s cosmological constant turned out to be the best fit for dark energy. Did Einstein call the cosmological constant the “biggest blunder” of his life? Is the cosmological constant a mistake, or does it actually carry meaning?

Source: The Hindu January 18, 2026 14:37 UTC