Submit Voicemail!  This episode's guests: Tom Reinert, Past President of Dark Sky International.Jeffrey Calta, President of the Pennsylvania Firefly Festival.  Bill's News Picks: See photos of Manhattanhenge as seen from 42nd St. in Manhattan, Seth Harrison, Iohud. Space-time cube reveals escalating light pollution in China's national parks: impact of boundary geometry and human activities (1992–2021), Environmental Pollution. Streets going dark to deter mayflies, Caitlin Hunt,...

July 2025: Identity.

Ever wonder why migrating birds crash into buildings? Or why you can't sleep at night? What about where you can still see the Milky Way?&nbsp;Light Pollution News explores how our 24/7 lit world affects everything from wildlife and human health to our understanding of the stars, travel, and the future of our cities. Host Bill McGeeney brings on rotating guests to help dig into the latest research, policy activity, and real-world solutions - from how irresponsible lighting degrades our health to the best dark sky destinations for your next trip. Whether you're a birder, conservationist, astrophotographer, or just someone who misses sleeping in darkness, this is the show that connects the dots between your disappearing nighttime environment and the world around you.&nbsp;