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 ...

There's something so tempting about walking past a mirror that makes you want to immediately whip out your phone and take a quick pic. After all, you really are your own best photographer. No one ...

Mirrors can make our lives better. They let us know when we have spinach in our teeth and when we’ve forgotten to comb our hair. Mirrors can also help us feel that a space is more comfortable because ...

Imagine you are a doctor during a deadly epidemic. As your hospital becomes overwhelmed with infected patients, you receive a vaccine that can prevent healthy people from contracting the virus, but it ...