A viral video of Dodger Stadium taken Aug. 20 appeared to show the stadium’s parking lot underwater from Tropical Storm Hilary. The helicopter pilot who took the video said there was "significant" ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Much like Darwin’s natural selection, the world of lighting occasionally introduces new ...

Reflections cast by a growing number of satellites orbiting the Earth could ruin more than 95% of images taken by some space telescopes in the next decade, according to a NASA-led study. The reflected ...

“There is no dark side of the moon, really. Matter of fact, it’s all dark.” —Pink Floyd With my apologies to Roger Waters, who wrote those lyrics, there is a dark side of the moon. And sometimes it’s ...

See light reflected back at your in this massive installation along Court Street in downtown Cincinnati.Emergence by This is Loop will be made up of 75 large mirror nodes, covered on all surfaces with ...

The company is seeking F.C.C. approval to test an idea to reflect sunlight to Earth at night, possibly powering solar panels.

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 Hubble pictures taken just months apart of V838 Monocerotis, the dust ring around this star grows by several light-years during that time, called a “light echo.” How can something grow by 5 ...

White light interferometry (WLI) is a contact-free optical method for measuring surface height. It uses the phase difference between the light reflected off a reference mirror and the target sample to ...

A celebrated experiment in 1801 showed that light passing through two thin slits interferes with itself, forming a characteristic striped pattern on the wall behind. Now, physicists have shown that a ...