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Night Lights and Prosperity Don’t Always Go Hand in Hand

Photo ISS043-E-247811 of North and South Korea from the International Space Station ISS.

By guest writer Chris Kyba North Korea is famously dark compared to South Korea and China at night, and images like the one above are often used to demonstrate the consequences of its “unenlightened” policies. I certainly wouldn’t… Read More

Participate in “Starlight, Beyond Light Pollution Leadership Training Forum”

A panorama of the Milky Way.

By Audrey Fischer, IDA Chicago chapter leader To those who love the starry night sky, We are at the midst of a global crossroad. The undeniable transition to LEDs can either restore our starry night… Read More

Happy Earth Day (and Night!)

A ying yang symbol, with one representing day and the other night and the text "Because every day needs a night."

Earth Day was started in 1970 to celebrate the intricate beauty of Earth and raise awareness about the importance of its environmental protection. The global annual event is observed on April 22 and is now… Read More

You’re Never too Young (or Old) to Become a Dark Sky Advocate

Shadow of hands forming a heart with the Milky Way in the background

By high school senior and dark sky advocate Jessica Elliott When I was in the third grade, my class took a trip to a wetlands to see the way Earth is interconnected with the animals… Read More

Learn why you shouldn’t bare your bulbs! Watch now…

Learn why you shouldn’t bare your bulbs! Watch now… Thumbnail

Lighting demonstration by Keith Kreuger, IDA Pinal County (Arizona) Chapter Leader, illustrating the difference between a bare bulb and a shielded bulb. Cover your bare bulbs! No one likes to look at a bare light… Read More

5 Things You Can Do to Protect the Night Sky

Person standing under a natural arch at Arches National Park with the Milky Way over head

Happy International Dark Week! Light pollution affects everybody! The good news is that light pollution, unlike many other forms of pollution, is reversible and each one of us can make a difference. Here are a… Read More

Annual “Earth & Sky” Photo Contest Now Open

“The Enchanted Forest” by Lyubov Trifonova. The Moon and the northern lights lit up the snow-covered forest in Murmansk, northwestern Russia, Dec. 2014. The first winner of the 2015 International Earth & Sky Photo Contest, Beauty of Night Sky category.

By Guest Writer David Malin, The World at Night and “Earth and Sky” Photography Contest Judge The World at Night (TWAN) is once again holding its “Earth and Sky” photography contest. The contest, now in… Read More

Light Pollution Measure Passed by Washington State

The City of Seattle, Washington, skyline at night with the Space Needle in the foreground.

On Friday, March 26, Washington Gov. Jay Inslee signed a supplemental state transportation budget that includes what may well be the first ever mention of light pollution to make it into state code. The transportation budget may seem an odd… Read More

IDA Publishes in LED Professional magazine

IDA Publishes in LED Professional magazine Thumbnail

IDA is excited to announce the publication of our ‘special topic’ article “The Value of Dark Skies – About Environmentally Friendly Lighting” in the March/April issue of LED Professional magazine. We are always trying to reach industry… Read More

City Lights from Space

A satellite image of Las Vegas showing a sea of lights.

It’s no secret that city lights are brighter than starlight. Almost everyone, from amateur stargazers to professional astronomers, has experienced how hard it can be to see the stars when they are eclipsed by the… Read More