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Update frequency:
every 40 days
Average audio length:
30 minutes
Guest interviews
Has sponsors
English
United States
186 episodes
since Nov. 13, 2015
episodic

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In this edition of the Perpetual Notion Machine, we talk with Fred Wolf and Tom Wolf about Wolf Run Trail. The trail runs alongside a portion of the Black Earth Creek, a corridor which is a protected natural area in western Dane County. Completed in 2014, Wolf Run is part of a planned regional tra…

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In this edition of The Perpetual Notion Machine, sixth-generation farmer and business manager Chris Wilson describes the journey to regenerative farming on the land that his extended family has worked from homesteading in 1848 to Wilson Organic Farms today. The broad implications of viable susta…
The Perpetual Notion Machine speaks with Colleen Robinson, certified mindful outdoor guide, Wisconsin Master Naturalist instructor, and founder of Nature’s Good Company. We discuss the mental and physical benefits of time spent in nature and green spaces, and how we can create reciprocity wi…
An hour before the season kickoff at nearby Camp Randall, a group of five people gathered at WORT to sample a wide variety of fermentation products. PNM host Patrick Sajbel and co. were guided by David Kohlwey, vintner and cider maker, wine chemist, and Wisconsin State Fair judge. The art and ch…
Professor Julie Klinger joins host Ryan Coogan to discuss rare earth elements, their role in the green energy transition, and the complex geopolitics and supply chains behind them. Photo Courtesy of NASA Earth Observatory Did you enjoy this story? Your funding makes great, local journalis…
Madison bicycling legend Colin O’Brien joins WORT PNM host Patrick Sajbel to discuss his career in bike building, bike racing, leading bike tours even helping injured riders in recovery. Working from his Cronometro shop, he has provided customized service to cyclists of all levels of performance…
WORT 89.9FM Madison · Modern Cannabis in Wisconsin Ian Marsden is the owner and mind behind Turtle Island Dispensary here in Madison, Wisconsin. He shares his passion for exploring the corners of the mind as a business owner as well as supporting indigenous rights and fighting the Enbridge pipe…
The Perpetual Notion Machine speaks with Charles Carlin, Director of Strategic Initiatives with Gathering Waters, Wisconsin’s Alliance for Land Trusts, about Knowles-Nelson Lobby Day taking place March 12, 2025. The DNR has requested $100 million in annual funding for the Knowles-Nelson Stew…
Perpetual Notion Machine speaks with Dr. Mahendra Shrestha with the International Crane Foundation, about a successful collaboration to preserve flyway habitat for the Siberian Crane in China. This 10-year effort almost doubled the population of the bird within their range. Photo courtesy of the I…
The U.S. Fish and Wildlife Service is considering the addition of the monarch butterfly to the endangered species list, and are set to announce a decision the week of December 9, 2024. We speak with Dan Salas, he and his team work with the Wisconsin Butterfly Collaborative to preserve Monarch habi…
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