A company called Reflect Orbital wants to illuminate the Earth after sunset with orbital sky mirrors, raising alarm bells.

Reflect Orbital aims to provide and sell sunlight in the dark of night by redirecting light with a giant mirror in space. CEO Ben Nowack presented his plan during the International Conference on ...

Researchers developed a solar collector with a dielectric Bragg mirror, optimizing energy conversion by separating sunlight ...

Funhouse mirrors help us learn about light and reflection. Mirrors are used for more than checking your face in the morning. Scientists have lots of uses for mirrors. Find out more about the different ...