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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

LIMITED EDITION IDA Poster by Tyler Nordgren

Artist Tyler Nordgren, widely known for his classic images of the night sky and other wondrous landscapes, has generously created 100 limited edition, signed and uniquely numbered posters for 2017 International Dark Sky Week. This… Read More

SKYGLOW: Hunting the Dark

Pursued in collaboration with the International Dark-Sky Association, SKYGLOW explores the history and mythology of celestial observation and the Dark Sky Movement that's fighting to reclaim the night skies.  There’s no such thing as a snapshot… Read More

Marching for Science? Download IDA’s FREE Light Pollution Posters

International Dark Sky Week is bookended this year by two mass public events: the National March for Science, April 22 and the Peoples Climate Movement march, April 29. The March for Science has its focus… Read More

BBC Explores True Cost of LED Lights

Brian Wheeler of the BBC shares the story of Karen Snyder, and her friend, Delores Bushong whose neighborhood in Washington DC recently installed 4,000 Kelvin LED streetlights. Snyder and Bushong oppose the bright lights and want their… Read More

Night Skies in Arizona and Beyond

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Arizona resident, Mike Powell, recently wrote a column for the Paris Review describing dark skies in Arizona. Powell describes the unique harshness of the desert sun and the surprising dark nights Arizonan's have been able to… Read More

Transition to LED Brings New Environmentally Responsiblity Standards for Outdoor Fixtures

Transition to LED Brings New Environmentally Responsiblity Standards for Outdoor Fixtures Thumbnail

The rapid advancement of LED technology is unparalleled in the lighting industry, which has caused cities and utilities to reevaluate the specifications used for their street and area lighting applications. Early generation LEDs were typically… Read More

World’s First Academic Center Dedicated to Dark Sky Studies

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The world's first academic center specific to the issue of dark skies has been announced at The University of Utah. The Consortium for Dark Sky Studies (CDSS) will be "dedicated to discovering, developing, communicating and… Read More

3 Insects Affected by Light Pollution

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  Every year we see lots of new research on the effect of artificial light at night on various types of wildlife. Many of us know of the impact of light pollution on wildlife such… Read More