Bird Migration Dramatically Altered by High-intensity Urban Light Installation

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By: Meg Schader for the International Dark-Sky Association Tribute in Light in New York City projects two beams of light into the sky as an annual memorial to the victims of 9/11. The tribute also… Read more

LEDs In Your Community Webinar

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Grassroots supporters from 15 countries joined IDA technical director, Pete Strasser, for a free webinar about LED lights, technology, and how to promote responsible lighting in local communities on August 31. Click here to access… Read more

Survey of International Dark-Sky Association Members: Findings and Implications

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By guest contributor: Megan Albaugh Bonham Light pollution and night sky preservation have caught the attention of many researchers, but social scientists have been slow to join in. I hope to change that. I’m a… Read more

Fireflies Need the Dark to Talk with Light

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The Effects of Light Pollution on Fireflies As light pollution spreads across our planet, we have to venture to more remote areas to enjoy the night skies. This is a minor inconvenience compared to the… Read more

NPR’s WGCU Brings Florida Listeners to Big Cypress National Preserve Dark Sky Park

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Jessica Meszaros, the host of All Things Considered for WGCU News in Southwest Florida, takes listeners to a star party at Big Cypress National Preserve, an International Dark Sky Park. The story includes interviews with… Read more

IDA Weighs In On Interior Department’s Review of 21 National Monuments

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In response to the U.S. Department of the Interior’s proposed rulemaking to review the status of 21 National Monuments, IDA has provided extensive written comments urging the continued protection of the National Monuments and their… Read more

2017 Matching Gifts Challenge

Help us raise $140,000 for dark skies! Give now and your gift will be matched, dollar for dollar!   Make a Donation   For the past 29 years, International Dark-Sky Association has made lasting inroads… Read more

The Night Sky and You

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  By: Dawn Davies, Public Advocacy Volunteer IDA Public Advocacy Volunteer and amateur astronomer, Dawn Davies, shares the hidden wonders of the night sky to engage our sense of wonder and inspire exploration of the… Read more

Notes from IDA at the 37th Annual Sea Turtle Symposium

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  The International Sea Turtle Society’s 37th Annual Sea Turtle Symposium on Sea Turtle and Biology (ISTS) was attended by IDA’s Technical Director Pete Strasser, who was invited to give a presentation about IDA’s work… Read more

International Dark Sky Week: 5 Ways to Support Dark Skies Right Now

The nighttime environment is a crucial natural resource for all life on Earth, but the glow of uncontrolled outdoor lighting has hidden the stars, radically changing the nighttime environment. International Dark Sky Week draws attention… Read more