Some national and state parks are certified in regulating light pollution, also referred to as “dark sky preserves.” ...

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

Astrotourism is coming to Canada, thanks to an ambitious plan for a chain of six dark-sky sites along 100 miles of the ...

iOS 26 beta 3 is out now, introducing brand new color options for the default wallpaper including several blues and a pink/purple version.

"Dark matter could be captured by stars and accumulate inside them. If that happens, it might also interact with itself and ...

Evidence is mounting that cosmic dark energy, long thought constant, may weaken with time - potentially altering the fate of ...

Tucson’s skies are slightly darker thanks to the completed streetlight conversion project, according to a study by the Tucson-based International Dark-Sky Association.

Dark matter remains one of science's deepest mysteries. It makes up about 25% of our universe, yet scientists only observe ...