Add Yahoo as a preferred source to see more of our stories on Google. For people tired of wearing glasses, the claims can be enticing. Valeria Blanc/E+ via Getty Images You may have seen ...

Eye tracking plays a critical role in the latest virtual and augmented reality headsets and is an important technology in the entertainment industry, scientific research, medical and behavioral ...

Researchers are testing an unconventional way to treat amblyopia, better known as “lazy eye,” by briefly shutting the weaker eye down with anesthetic injections so the brain is forced to rewire. Early ...

If you've ever been caught off guard by bright lights coming around a corner, or the sun suddenly hitting your eyes, you've likely quickly looked away and noticed that a faint shape remained. That ...