Zoe Kleinmann and a student make a pattern of light with translucent cups. Zoe Kleinmann and a student explore patterns. First they create units of two connected plastic cubes to create an AB pattern.

There are lots of reasons to go to the beach, but flinging around a disco light in the dark is probably among the more unusual pastimes. However, while it might get you a few funny looks, it can lead ...

Last month, NASA released two global maps of the Earth at night—one taken in 2016, the other a revised version of a 2012 map. The satellite images showed our planet twinkling under the night sky, with ...

Right now, if you act fast, you can grab yourself the Govee Aurora Star Projector, which can be used to put on a light show ...

Helping hospitalized patients get a better night's sleep and reducing the amount of pain they're in may be as simple as exposing them to more natural light, according to a study published online this ...

Brighter recent light exposure is linked to faster reaction times and lower sleepiness * Stable daytime light patterns ...

Year-end deals are just getting started. Many of them are sticking around through the year-end deals, so if you missed ...

A team of physicists and engineers at China's Hefei National Laboratory has succeeded in conducting the first instance of precise absolute distance measurement over a path exceeding 100 km. The group ...

Artificial light has disrupted people’s sleep and circadian rhythms. KPBS sci-tech reporter Thomas Fudge says it’s also affecting the sleep and behavior of other living things that share our urban ...

This real-world study shows that recent and habitual light exposure are linked to lower subjective sleepiness and faster ...