Every year on the third Friday in May, people all around the world celebrate Endangered Species Day by learning about and taking action to protect threatened and endangered species. Light pollution has significant impacts on… Read more

DENVER, COLORADO, USA (April 20, 2021)—The National Audubon Society, the International Dark-sky Association, and Denver Audubon have teamed up to launch Lights Out Colorado, a new program that aims to help Coloradans save millions of birds as… Read more

This year, in honor of Black History Month, we are starting conversations about racism and bringing awareness to the fact that light pollution disproportionately impacts the Black community. In fact, a recent study, which was… Read more

In celebration of Bat Week, we have teamed up with Bat Conservation International (BCI) to learn about bats. This article was created in collaboration with BCI and written by Dr. Kristen Lear, Endangered Species Interventions… Read more

by John C. Barentine, Ph.D. Director of Public Policy Since the beginning of the Space Age, humanity has had a bird’s eye view of our planet, both day and night. On his first space voyage… Read more

It is no secret that light pollution has an impact on wildlife.  For billions of years, all life has relied on Earth’s predictable rhythm of day and night. It’s encoded in the DNA of all… Read more

PRESS RELEASE: February 11, 2020 from National Science Foundation OIR Lab Few sights are more romantic than a star-filled sky, but there are fewer and fewer places on Earth where we can still enjoy a truly… Read more

by John C. Barentine, Ph.D. Director of Public Policy Residents of cities in towns in North America and Europe increasingly report strange glows in the night sky. Arizonans see their skies light up bright purple… Read more

Tucson, AZ – On May 23, 2019, the spacecraft company, SpaceX launched a group of sixty satellites into low Earth orbit (LEO). Due to their reflective solar panels and other metal surfaces, the satellites are… Read more