Where are the darkest skies in the US? Neil deGrasse Tyson and Chuck Nice learn about dark sky efforts, light pollution, and cool places to stargaze with guests astrophysicist Matt O’Dowd, photographer Babak Tafreshi, and national park ranger Bradley Mills. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: https://startalkmedia.com/show/exploring-dark-skies/Thanks to our Patrons Rob Arifur, Peter Kariuki, Tina Anapolsky, Micheal Bishara, Rebecca Cain, John Aaron, and Stephan Kokot for supporting us this week.Photo Credit: National Park Service, Public domain, via Wikimedia Commons