Science Image of the Day

"Yet animal experiments support the idea that light is protective. Researchers first demonstrated
this in chicks, a common lab model for studying vision. By fitting chicks with goggles that alter the resolution and contrast of incoming images, it is possible to induce the development of myopia while raising the birds under controlled conditions in which only light intensity is changed."

- from "The myopia boom," Elie Dolgin, Nature 3/18/15