New technique changing eyes from brown to blue sparks debate
![blue eyes](https://news.medill.northwestern.edu/chicago/wp-content/uploads/sites/3/2016/03/17131352786_cb87bb9380_o-1024x464.jpg)
By Chencheng Zhao “Underneath every brown eye is a blue eye,” said Gregg Homer, the inventor of the first noninvasive cosmetic surgery that transforms brown eyes to blue by low-energy laser. The new procedure, known as Stroma, is raising questions about potential side effects from the technique as well the ethics of performing an elective […]