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

A California startup wants to use giant orbiting mirrors to reflect sunlight onto Earth after dark. The first test satellite ...

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 ...

If you put two mirrors facing each other, you can see an endless reflection, like 'the mirror reflected in the other mirror ...' Science news site Live Science asked experts whether it is possible to ...