PODCAST

KGNU - How On Earth

The KGNU Science Show

science natural sciences

All Episodes

24:17

Winter Stars // Pollinators and Insecticides

KGNU - How On Earth ·

2016/02/02

Winter Stars (starts at 5:30). We talk with Dave Sutherland, an interpretive naturalist with Boulder Open Space and Mountain Parks, about winter star-gazing. This program is tied to an upcoming concert performance by the Boulder Philharmonic Orchestra on February 12, 2016. More information about the Boulder night hikes and other programs can be found at: www.naturehikes.org and to find out more about … Continue reading "Winter Stars // Pollinators and Insecticides"

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24:23

Electric Car Road Trips // Renewable Energy Nation ....

KGNU - How On Earth ·

2016/01/26

Electric Car Road Trips (starts 3:42): We go on a road trip with How on Earth’s Shelley Schlender to see how all-electric vehicles are exceeding “range anxiety” by driving coast to coast, all on electricity. Along the way we talk with Boulder Nissan’s Nigel Zeid about regional plans to help more drivers “plug in” and with Hunter Lovins, head of Natural Capitalism Solutions. … Continue reading "Electric Car Road Trips // Renewable Energy Nation . . . in 15 Years"

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25:10

Using the Microbiome to Determine Time of Death

KGNU - How On Earth ·

2016/01/20

Using the Microbiome to Determine Time of Death (starts at 5:40): This week on How on Earth, we speak with Jessica Metcalf, an evolutionary biologist, who studies bacteria, specifically the microbiome. One of her research interests is using molecular biology to address basic hypotheses about the role of microbes in corpse decomposition. The time since … Continue reading "Using the Microbiome to Determine Time of Death"

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13:29

Hubble Space Telescope

KGNU - How On Earth ·

2016/01/18

Today’s show of How on Earth starts with headlines about dark matter, genetic mysteries, jealous monkeys, and polar bears. We then present a short feature of BBC’s Science in Action about the Hubble Space Telescope. This is shorter than our usual How on Earth show due to technical difficulties with the phone system for our feature interview … Continue reading "Hubble Space Telescope"

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1:21:27

Hunter Lovins – Regenerative Economics Extended Version

KGNU - How On Earth ·

2016/01/05

Hunter Lovins – Regenerative Economics EXTENDED VERSION. This is the extended version of the fall 2015 talk by Hunter Lovins, recorded by Shelley Schlender. Lovins heads up Natural Capitalism Solutions, and she’s a sought after speaker around the world, as well as here in Colorado. She gave this talk, including visuals, and called it Regenerative Economics. This talk was recorded in Boulder as … Continue reading "Hunter Lovins – Regenerative Economics Extended Version"

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55:08

Our Microbes, Ourselves — Special Call-in Show

KGNU - How On Earth ·

2015/12/31

Our Microbes, Ourselves, Dec. 31, 2015: Roughly one hundred trillion bacteria are living, and gorging, in our gut–all the more so during the indulgent holidays. Microbes influence our health and well-being, by affecting our gut directly, as well as the crops we eat and the soils in which we grow crops. These microbial communities – called the gut … Continue reading "Our Microbes, Ourselves — Special Call-in Show"

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25:49

Hunter Lovins – Regenerative Economics for the Future...

KGNU - How On Earth ·

2015/12/29

Hunter Lovins – Regenerative Economics (Starts 2:42) One of the world’s leading voices for the environment is urging the world to work for even more than a sustainable economy. She says it’s time for a regenerative economy. That’s the message from Boulder County resident, Hunter Lovins. Lovins heads up Natural Capitalism Solutions, and she’s a … Continue reading "Hunter Lovins – Regenerative Economics for the Future of Humanity"

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24:42

Climate Change and Cities

KGNU - How On Earth ·

2015/12/22

Climate Change and Cities (starts at 5:05) Sea level rise, severe storms, heat waves – these are just a few of the challenges cities might be facing as the climate changes in the next few decades. So how should they adapt to cope with such events? And with urban developments being one of the largest … Continue reading "Climate Change and Cities"

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24:33

What You Can Do About Global Warming

KGNU - How On Earth ·

2015/12/17

What You Can Do About Global Warming (starts at 5:20): We interview Craig Hover, author of A World to Come Home To: Ending Global Warming in Our Lifetime. Craig is a licensed professional engineer with more than 30 years of engineering, project and facilities management, financial services and consulting. In his book he lays out a … Continue reading "What You Can Do About Global Warming"

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25:26

Beyond Cop21Paris: Climate Science & Policy

KGNU - How On Earth ·

2015/12/08

Today, Dec. 8, we offer the following feature: Changing Climate, Changing Policy (start time: 7:06): As political leaders are still hammering out an accord at the UN Climate Summit, or COP21, in Paris, to rein in global warming, today we discuss the underlying scientific facts about climate change, and the policy promises and challenges for … Continue reading "Beyond Cop21Paris: Climate Science & Policy"

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23:26

Grad School Science

KGNU - How On Earth ·

2015/11/27

What is graduate school and how does it differ from the undergraduate experience? What drives people to go through another 4…5…6…or more years of school? Today’s show features some people who might be able to tell us about the grad school experience in the sciences. We have three grad students from the University of Colorado at … Continue reading "Grad School Science"

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25:32

CUCafe // Math, Science, Intuition and CFS

KGNU - How On Earth ·

2015/11/17

Today we had a terrific show with two local guests. First, Sarah McQuate, Post-Doc at the University of Colorado joins us to talk about CUCafe, a student run group committed to creating dialogues and safe spaces for underrepresented student on campus. We talk about their role in the most recent Inclusion and Diversity Summit on … Continue reading "CUCafe // Math, Science, Intuition and CFS"

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24:04

Evolution of the Human-Horse Bond

KGNU - How On Earth ·

2015/11/10

In today’s show we offer the following feature: The Horse (starts at 6:25) Next to our connection with dogs and cats, perhaps the deepest bond humans have developed over time is with horses. In fact, hands down, the horse has done more for us than either of those furry pets. That is, horses lie at … Continue reading "Evolution of the Human-Horse Bond"

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24:09

Mighty Microbes in Our Gut & Soils

KGNU - How On Earth ·

2015/11/03

Mighty Microbes (start time: 5:45): Microbes – fungi and bacteria and probably viruses — are essential to life on Earth. They’re found in soil and water and inside the human gut. There’s a lot happening these days in microbiology, as scientists try to better understand what role these invisible powerhouses play in our health and … Continue reading "Mighty Microbes in Our Gut & Soils"

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24:06

How the Brain Matures

KGNU - How On Earth ·

2015/11/01

Brains (starts at 4:35) This week on How on Earth we interview Professor Marie Banich, from the University of Colorado here in Boulder. Dr Banich uses cutting edge methodologies, particularly structural and functional MRI, to examine the role of the prefrontal cortex, as well as other brain regions, in executive function. Today she tells us … Continue reading "How the Brain Matures"

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25:32

Carl Safina – Beyond Words: What Animals Think and...

KGNU - How On Earth ·

2015/10/23

Beyond Words (starts 5:00) Last week, we brought you excerpts from an interview with MacArthur Genius Grant Award winner, scientist and naturalist, Carl Safina, about his ground-breaking book: Beyond Words – What Animals Think and Feel. Last week’s excerpts focused on elephants and then on the mysterious accounts of killer whales assisting people in danger … Continue reading "Carl Safina – Beyond Words: What Animals Think and Feel (part 2)"

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24:49

Joel Parker & Space // Carl Safina – Beyond Words

KGNU - How On Earth ·

2015/10/14

Up Close and Personal – Astrophysicist Joel Parker (starts 3:00) talks about why he volunteers to educate people about science and outer space. Beyond Words: What Animals Think and Feel, by Carl Safina. (starts 4:10) We talk with MacAurther Grant winner, naturalist and scientist, Carl Safina, about his new book. His publisher has kindly offered a … Continue reading "Joel Parker & Space // Carl Safina – Beyond Words"

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24:46

Are GMOs Environmentally-friendly?

KGNU - How On Earth ·

2015/10/07

GMOs (start time 5:35) An interview with Dr Sharon Collenge, an ecologist at the University of Colorado. Dr Collenge is an advocate of using new genetic technologies to make slight modifications to plant genomes which can increase yield, protect against disease and reduce pesticide use. Host: Beth Bennett Producer: Beth Bennett Engineer: Maeve Conran Additional … Continue reading "Are GMOs Environmentally-friendly?"

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23:43

Rock Arch Stability // Neonicotinoids and Silent Spring

KGNU - How On Earth ·

2015/09/30

Rock Arch Stability (Starts 5:24) How on Earth’s Daniel Strain talks to Jeffrey Moore, a geologist who studies the West’s iconic rock arches — and watches them for signs that they’re about to collapse. Neonicotinoids and Silent Spring – (Starts 15:33) We share a story from H2O radio warning about a pesticide that’s linked to the collapse … Continue reading "Rock Arch Stability // Neonicotinoids and Silent Spring"

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24:08

Neurobiology of Alcohol Abuse

KGNU - How On Earth ·

2015/09/16

This week on How on Earth, we speak with Dr Paula Hoffman, a neuropharmacologist – she’s scientist who studies what drugs do in the brain- who works on the genetics of alcohol and other drugs of abuse. Paula reviews the action of alcohol on different neurotransmitter systems of the brain then describes some of the … Continue reading "Neurobiology of Alcohol Abuse"

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