![Works change a street light in the dark sky community of Prestegne, Wales.](https://darksky.org/app/uploads/2024/01/8-Lighting-Tests-1440x700.jpg)
1012 results for
Author: Staff
![](https://darksky.org/app/uploads/2018/07/shrkicrq6z4-redd-angelo-e1532020936855.jpg)
How Light Pollution Affects the Pennsylvanian Ecosystem
Light Pollution
By guest writer, Craig Campbell As little as 100 years ago, it was possible to look up in the …
![](https://darksky.org/app/uploads/2018/07/Ecological-Armmegedon-e1531859687558.jpg)
Artificial Light at Night May be Contributing to “Ecological Armageddon”
Light Pollution
![](https://darksky.org/app/uploads/2018/06/Libra_Page_1-e1529616630474.jpg)
The Story of Libra Ω
Uncategorized
![](https://darksky.org/app/uploads/2015/01/Bettymaya-Foott-01.jpg)
Looking Up! Celebrating 30 Years of Night Sky Advocacy at the 2018 Annual General Meeting
Press release
![](https://darksky.org/app/uploads/2018/06/PEFO-feat-700px-366px.png)
Arizona’s Petrified Forest National Park Becomes World’s Newest International Dark Sky Park
Uncategorized
![](https://darksky.org/app/uploads/2018/06/PEFO-feat-700px-366px.png)
Petrified Forest National Park
Parks
Southwest United States
![](https://darksky.org/app/uploads/2018/06/CampVerde-feat-700px-366px.png)
Camp Verde, Arizona
Communities
Southwest United States
![](https://darksky.org/app/uploads/2018/06/europe.png)
Study Links Artificial Light at Night and Cancer Risk
Uncategorized
![](https://darksky.org/app/uploads/2018/06/HC-night-sky-Ralph-Arvesen-700px-366px.png)
Wimberley Valley Cities Become Third International Dark Sky Community in Texas
Uncategorized
![](https://darksky.org/app/uploads/2018/06/HC-night-sky-Ralph-Arvesen-700px-366px.png)
Wimberley Valley, Texas
Communities
Southwest United States
![](https://darksky.org/app/uploads/2018/06/AISP-winter-Dan-Ransom.png)
The Pull of Dark Sky Islands
Uncategorized
![](https://darksky.org/app/uploads/2018/05/Dark-Matters_Galat.jpg)