Optical illusions have a way of playing with our minds. What looks simple at first hides something tricky that tests our patience, focus, and sharpness. This challenge is no different; it will push ...

So, you got your eyesight tested and found out you need your first pair of glasses. Or you found out you need a stronger pair than the ones you have. You put them on and everything looks crystal clear ...

Eye-tracking tests can detect brain trauma deficits in patients more than a decade after their last concussion.