Please provide your email address to receive an email when new articles are posted on . Topics covered in this episode include what cataract surgeons can learn from the refraction process, how they ...

Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...

This video explains why a wave changes direction when it passes from one medium to another, in a process called refraction. The change in direction of a refracted wave can be drawn using a ray diagram ...