California company plans to place 4,000 "sky mirrors" in Earth orbit that will brighten skies over cities, alarming ...

Cosmologists are increasingly entertaining a radical possibility: that the cosmos might fold back on itself so that, on the largest scales, space behaves like a vast mirror maze. Instead of stretching ...

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 ...

The sole secondary mirror and another primary mirror that will fly aboard NASA’s James Webb Space Telescope arrived at NASA’s Goddard Space Flight Center in Greenbelt, Md., on Nov. 5, 2012. In this ...

For more than 50 years, scientists have theorized that a special kind of reflection known as time reflections have existed in the realm of quantum mechanics. However, proving the existence of this ...

In this activity, pupils will learn about refraction and reflection, and how they’re different. You only need simple bits of ...

You raise your right hand and your reflection raises its left. But the top of your head still points up, and your feet still ...