When millions of people turn off their lights for Earth Hour each year, something remarkable happens in the night sky above ...

Learn why researchers say artificial light at night might contribute to sleep disruption, metabolic disorders, and even mood ...

Researchers have cracked a fundamental optical challenge: how to control both angle and wavelength of light independently—a ...

Avid stargazers in Malaysia often take trips within the country to spots where stars are more visible. Read more at ...

Some faint stars may not burn with fusion but with dark matter itself. These "dark dwarfs" could be the long-awaited clue to what makes up most of the universe.

Senate Approves Banning Unemployment Benefits For People With More Than $1m Income Near-Extinct Mammal Called One of 'Rarest' in the World Caught on Camera in National Park ...

If you love gazing up at the night sky for a dazzling celestial show, book a stargazing tour in the International Dark Sky ...

While recent research shows the night sky is getting brighter every year across North America, the Big Bend area in Texas has fended off the light glow that washes out starry nights.

While recent research shows the night sky is getting brighter every year across North America, the Big Bend area in Texas has fended off the light glow that washes out starry nights.

The courthouse in Alpine is lined with fixtures that mitigates light pollution, murals off that city's main thoroughfare depict wildlife resting in the comfort of a dark sky. In Marfa, people can ...

Amber Harrison, with DarkSky International, a nonprofit organization based in the U.S., said some people believe having a dark sky means not having any light. "We are not talking about turning off ...