The ultraviolet light pushes the electrons into the iron trap — then the red light has enough energy to transfer them into the stronger manganese traps. (sciencemag.org)
But as the neutron stars «feed» on the matter, there comes a time when the resulting X-ray light pushes the matter away. (sciencedaily.com)
With one more light push, she was out into the world, and true to my birth plan, lying on my tummy. (wellnessmama.com)