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Arizona’s Petrified Forest National Park Becomes World’s Newest International Dark Sky Park

Arizona’s Petrified Forest National Park Becomes World’s Newest International Dark Sky Park Thumbnail

The National Park Service and IDA are pleased to announce that Petrified Forest National Park has been officially designated as an International Dark Sky Park. An IDA International Dark-Sky Park (IDSP) is a land possessing… Read More

Study Links Artificial Light at Night and Cancer Risk

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A recent study published in Environmental Health Perspectives investigated the relationship between artificial light at night (ALAN) in Spain and the risk of developing breast or prostate cancer.1 Previous research has shown that night shift… Read More

Wimberley Valley Cities Become Third International Dark Sky Community in Texas

Wimberley Valley Cities Become Third International Dark Sky Community in Texas Thumbnail

In recognition of noteworthy local efforts to reduce light pollution and promote the benefits of nighttime darkness, IDA today designated the Wimberley Valley of Texas as an International Dark Sky Community. It is only the… Read More

The Pull of Dark Sky Islands

The Pull of Dark Sky Islands Thumbnail

By Guest Writer Ada Blair I love visiting islands. I always feel a strong sense of crossing a threshold, entering into a different, more relaxed frame of mind, when I’m on a ferry leaving the mainland… Read More

Your True Nature: A True Partner

Your True Nature: A True Partner Thumbnail

Ilan Shamir founded Your True Nature, a company that produces nature-themed gifts, about 20 years ago. His daughter, Laurel Alyn-Forest, is now helping to run the company and she also serves on IDA’s board.  … Read More

Tucson, Arizona, U.S. Skyglow Reduced 7% after Street Light Conversion

Tucson, Arizona, U.S. Skyglow Reduced 7% after Street Light Conversion Thumbnail

John Barentine, Director of Conservation at the International Dark-Sky Association, is the lead author of a recent study published online by the Journal of Quantitative Spectroscopy and Radiative Transfer. Although Barentine has previously published papers… Read More

A Powerful Storm is Brewing in Colorado | International Dark Sky Week Inspiration

A Powerful Storm is Brewing in Colorado | International Dark Sky Week Inspiration Thumbnail

International Dark Sky Week, April 15-21, 2018, draws attention to the problems associated with light pollution and promotes simple solutions available to mitigate it. This year, we’re sharing success stories from the worldwide community of dark… Read More

Rainbow Bridge National Monument Designated World’s 4th International Dark Sky Sanctuary

Rainbow Bridge National Monument Designated World’s 4th International Dark Sky Sanctuary Thumbnail

Rainbow Bridge National Monument and the International Dark-Sky Association (IDA) are excited to announce the designation of Rainbow Bridge National Monument in Utah, U.S., as an International Dark Sky Sanctuary. The Sanctuary designation is the… Read More

First International Dark Sky Place Established In Japan

First International Dark Sky Place Established In Japan Thumbnail

Iriomote-Ishigaki National Park, located in the Okinawa Prefecture, Japan, has been designated an International Dark Sky Park. It is the first location in Japan to receive accreditation through the International Dark Sky Places Program, and… Read More

Restless Idealism and the Night Sky

Restless Idealism and the Night Sky Thumbnail

Holiday River Expeditions—a rafting and biking tour outfit in Utah—in partnership with Clark Planetarium, has been digging deeper into the questions of the night sky, and offering a series of “Stargazing” trips during every new moon… Read More