Ever wonder how a mirror works? If you want to find the path that light takes when reflecting off a surface, you could use Fermat's Principle. This states something like this: The path that light ...

Owing to the wave nature of light there are many ways that such different waves can interact with each other, but also with materials. Everyone knows about reflecting light with a mirror, which is a ...

Here’s what you’ll learn when you read this story: For more than 50 years, scientists theorized that an electromagnetic wave could be reflected temporally—not just spatially. Scientists have been ...

Amid the thousands of treasures in the Cincinnati Art Museum’s East Asian art collection, a small bronze mirror dating back to the 15th or 16th century always seemed rather unremarkable. Last ...

Researchers have developed a novel experimental platform to measure the electric fields of light trapped between two mirrors with a sub-cycle precision. These electro-optic Fabry-Perot resonators will ...

In the Curator’s Words is an occasional series that takes a critical look at current exhibitions through the eyes of curators. Ask Daniel Dennert, the curator and arts program manager at the San Diego ...