California startup Reflect Orbital plans to launch thousands of satellites with mirrors to redirect sunlight to solar farms at night. Astronomers warn the bright reflected light could be “ruinous” to ...

A new type of window had been developed and tested that produces electricity and simultaneously controls heat and light for indoor comfort. This has been achieved by researchers from the “ZIEZO” ...

The company is seeking F.C.C. approval to test an idea to reflect sunlight to Earth at night, possibly powering solar panels. Critics say it could be bad for people and wildlife.

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 ...

In about a year, a new NASA instrument designed and built in Colorado will ride on the International Space Station (ISS). From there, it will look down at Earth to measure the light reflecting off our ...

In what seemed like a scene straight out of a superhero movie, a bizarre vertical stream of light was seen illuminating the night sky above Detroit and parts of Ontario on Tuesday. Images of the ...

Even though temperatures are warming, many areas continue to see snow covering the ground. When sun shines on the snow, the reflecting light can make for a bright sight that can even impact the ...