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What Makes Soil Healthy

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Tonight’s episode of the Perpetual Notion Machine looks into the radical notion of soil health. To some, soil might be just a “dirty” word. But new and extraordinary research at UW-Madison studies the simple and complex chemical processes breaking down organic matter that can contribute to soil health. PNM’er Kase Wheatley talks with two grad […]

The Night Sky With Jim Lattis

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Jim Lattis, director of the UW Space Place, has been a frequent guest on the Perpetual Notion Machine. How many times has it been? 20, 30 times? Maybe not that many, but he’s back on this special pledge drive edition of PNM. Jim talks with PNM’er Will Cushman about the things that will be happening […]

City of Madison Solar Jobs Trainee Program

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The City of Madison is in its 3rd year of the solar trainee installer program.  The 2018 class of solar installers (Hattie, Valerie and Eric) stopped by the studio to talk about their experiences on the rooftops of Madison.  Matt Parks and Will McMahon of the City of Madison Engineering Department explained that the City […]

Foraging, Wild Edibles, and the Arboretum

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In this episode of the Perpetual Notion Machine, PNM’s hunter/gatherer Lincoln Tice explores the search for wild edibles, or in other words, foraging. With a little bit of education, anyone can find edible plants and fruits right from their own backyard or neighborhood. Lincoln’s guest is Kelly Schwartz, who just happens to also be a […]

On the Origins of Human Language

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Deep in the tropical forests of Gombe National Park in Tanzania, chimpanzees wander in relative abundance, and Michael Johnson isn’t far behind. He follows chimpanzees through the treetops to capture the day-to-day sounds they use to communicate: howling, screeching and the infamous pant-hoot. He does all this in an effort to learn whether chimps have […]

Kilauea Volcano Eruption

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Kilauea volcano in Hawaii had a major eruption, and has continued intermittent small bursts ever since. So, for tonight’s episode, the Perpetual Notion Machine’s Will Cushman talks with Brad Singer, scientist in the fields of geology and geoscience. His major research centers on the historical geology of rocks, primarily those formed by the magma from […]