New Procedure May Turn Brown Eyes Blue : DNews — news.discovery.com

The idea to use lasers to turn brown eyes blue was born in an unlikely place: a dermatologist's office. Driving home after having some pigment spots removed from his skin by laser, Gregg Homer wondered what would happen if you used a similar laser on the eyes. An inventor who had a Ph.D in biology, Homer did a little research and quickly realized the potential of the idea: a study in the 1980’s had shown that underneath every brown eye is a blue eye. And that brown layer, Homer discovered, appeared to be superficial enough that it could, theoretically, be removed.

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