New Aids for Color Vision Deficiency

Patricia Daukantas

People with some color-related genetic vision problems now have more options for getting through everyday life.

figureClose-up of a dahlia flower, viewed in full color and simulated protanopia (inset). [P. Lynch / Getty Images]

Imagine two young adults applying to the same aviation school. Both have excellent academic grades and physical-fitness scores, yet only one is accepted into pilot training. Why?

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