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KGNU - How On Earth

The KGNU Science Show

science natural sciences

All Episodes

26:21

Wildfire Health Impacts // Detained Immigrant...

KGNU - How On Earth ·

2018/07/17

We offer two feature interviews on this week’s show: Health Impacts of Wildfire Smoke (start time: 4:22) It’s peak wildfire season. Smoke from forest and grass fires contains particulates that can irritate eyes, throat and lungs — especially in children, the elderly, and people already suffering from asthma, allergies, heart disease. How On Earth host Susan … Continue reading "Wildfire Health Impacts // Detained Immigrant Children Suffer Medical Woes"

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29:25

Science of Psychedelics

KGNU - How On Earth ·

2018/07/11

We present another part of our interview with Michael Pollan about his book “How to Change Your Mind: What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression and Transcendence”. It is an investigation into the medical and scientific revolution taking place around psychedelic drugs, and the spellbinding story of his own life-changing psychedelic … Continue reading "Science of Psychedelics"

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27:05

What do Dogs Think?

KGNU - How On Earth ·

2018/07/03

This week on How on Earth, Beth talks to author Dr Marc Bekoff, Professor Emeritus, CU Boulder. His new book has the wonderful title of Canine Confidential. If you enjoy dogs, dog parks, and watching them interact with each other and people, you’ll enjoy this book! Hosts: Beth Bennett and Gretchen Geibel Producer: Beth Bennett … Continue reading "What do Dogs Think?"

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27:28

Junk Raft // The Green Reaper

KGNU - How On Earth ·

2018/06/30

Junk Raft (starts 6:20) Marcus Eriksen discusses what can and cannot be done about the “plastic smog” of microscopic debris permeating the world’s ocean, from the state-sized floating islands of plastic in the Pacific, to the microscopic debris that sinks all the way down the the deepest parts of the Pacific, OR gets eaten and into … Continue reading "Junk Raft // The Green Reaper"

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25:02

Mitochondria and Your Health

KGNU - How On Earth ·

2018/06/20

This week on How on Earth, Beth interviews Dr Lee Know, author of Mitochondria and theFuture of Medicine. These amazing organelles, which allow complex life on Earth to exist, do more than “just” make ATP. Ask that isn’t enough! They are intimately involved in many aspects of health and disease. The good news is that … Continue reading "Mitochondria and Your Health"

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26:06

How Food Affects Your Brain

KGNU - How On Earth ·

2018/06/14

Two epidemics sweeping the developed world are Type 2 diabetes and Alzheimer’s disease.This week on How on Earth, Beth interviews Dr Steven Masley about his book, The Better Brain Solution in which he explores the connection between diet (and other lifestyle factors) and these diseases. Based on the results of numerous clinical trials he has … Continue reading "How Food Affects Your Brain"

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27:55

Ocean Conservation: MPAs

KGNU - How On Earth ·

2018/06/05

This week’s show brings you the following feature interview: Protecting Ocean Biodiversity (start time: 2:42) In honor of World Environment Day (today), World Oceans Day (Friday) the March for the Ocean (Saturday), and Capitol Hill Ocean Week (all week), we examine one of the biggest marine conservation tools: Marine Protected Areas. What’s working? What’s not, and … Continue reading "Ocean Conservation: MPAs"

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27:28

Michael Pollan: How to Change Your Mind (with...

KGNU - How On Earth ·

2018/06/01

Michael Pollan: How to Change Your Mind: What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression and Transcendence. We speak with New York Times Bestselling science writer Michael Pollan about his new book that features LSD and magic mushrooms. Pollan will give a book talk in Denver this Thursday — at the Trinity Methodist … Continue reading "Michael Pollan: How to Change Your Mind (with psychedelics)"

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28:38

Chasing New Horizons, continued

KGNU - How On Earth ·

2018/05/24

In 2015, the New Horizons Spacecraft flew past Pluto. Because Pluto is so far away, it took nearly 10 years of travel for the spacecraft to reach that distant dwarf planet — and that was after a decade of work to get the spacecraft to the launch pad. Planetary scientists Alan Stern and David Grinspoon … Continue reading "Chasing New Horizons, continued"

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27:07

Chasing New Horizons // GoldLab Symposium

KGNU - How On Earth ·

2018/05/15

Chasing New Horizons (starts 1:00) brings the reader Inside the Epic First Mission to Pluto to hear the details and meet the personalities behind building, launching, and flying this audacious mission. How on Earth’s Joel Parker (also an astrophysicist on the New Horizons mission) speaks with authors and fellow scientists Alan Stern and David Grinspoon. (Booktalks at Boulder Bookstore … Continue reading "Chasing New Horizons // GoldLab Symposium"

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42:02

Chasing New Horizons – full extended interview

KGNU - How On Earth ·

2018/05/15

Here we provide the full interview by How on Earth’s Joel Parker of planetary scientists Dr. Alan Stern (Southwest Research Institute) and Dr. David Grinspoon (Planetary Science Institute), about their new book: “Chasing New Horizons: Inside the Epic First Mission to Pluto“. Their book describes the the story of Pluto and NASA’s New Horizons mission, bringing the … Continue reading "Chasing New Horizons – full extended interview"

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27:46

2018 Graduation Special (part 2)

KGNU - How On Earth ·

2018/05/09

With graduation season is upon us, today’s edition of How on Earth is the second of a two-part annual “Graduation Special”. Our guests in the studio today are scientists who will receive their Ph.D. in a STEM-related field. They talk about their thesis research, their grad school experiences, and what they have planned next. HyunJoo Oh – … Continue reading "2018 Graduation Special (part 2)"

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28:14

2018 Graduation Special (part 1)

KGNU - How On Earth ·

2018/05/02

With graduation season is upon us, today’s edition of How on Earth is the first of a two-part annual “Graduation Special”. Our guests in the studio today are scientists who will receive their Ph.D. in a STEM-related field. They talk about their thesis research, their grad school experiences, and what they have planned next. Oliver Paine … Continue reading "2018 Graduation Special (part 1)"

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26:25

City Nature Challenge BioBlitz Citizen Science...

KGNU - How On Earth ·

2018/04/30

Attention all Nature Lovers and Amateur Naturalists, Friday April 27th kicks of the City Nature Challenge, where Boulder will compete with 65 cities throughout the world to identify the most species within their area over a 4 day period. It’s a competition to identify biodiversity powered by the enthusiasm of citizen scientists. Chip Grandits speaks … Continue reading "City Nature Challenge BioBlitz Citizen Science enhanced with iNaturalist"

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28:10

Cancer Biology // Oil&Gas Health Impacts

KGNU - How On Earth ·

2018/04/17

Today’s show offers two feature interviews: New Theory of How Cancer Evolves Inside Us (start time: 0:58): It is commonly known that cancer afflicts old people more than youth. Conventional wisdom has held we get cancer with age largely because we accumulate lots of genetic mutations over many years, and it’s the mutations that cause cancer. … Continue reading "Cancer Biology // Oil&Gas Health Impacts"

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26:50

Astrobiology and the Anthropocene

KGNU - How On Earth ·

2018/04/10

As part of the Conference of World Affairs, which is being held this week at the campus of the University of Colorado, Boulder, we are speaking today with astrophysicist Adam Frank. Frank is a professor at the University of Rochester, where he studies the final stages of evolution for stars like the sun. He is … Continue reading "Astrobiology and the Anthropocene"

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29:24

Geoengineering the Climate

KGNU - How On Earth ·

2018/04/03

Hacking the Planet (start time: 10:24): It’s tough to wrap one’s mind around just how monumental and consequential the problem of climate change is. So dire that scientist and engineers for years have been exploring ways to “hack” the planet–to manipulate the global climate system enough to significantly reduce planet-warming gases or increase the Earth’s ability … Continue reading "Geoengineering the Climate"

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26:59

The Moral Arc – Extended Interview with Michael Shermer

KGNU - How On Earth ·

2018/04/02

Shelley Schlender talks with renowned skeptic Michael Shermer about his new book, The Moral Arc: How Science and Reason lead humanity toward truth, justice and freedom. This is an extended version of the interview. (27 minutes)

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12:52

MDMA for PTSD – Extended Interview with Karen, PTSD...

KGNU - How On Earth ·

2018/03/28

This is an exended interview with a survivor of treatment resistant post traumatic stress disorder, also known as PTSD. Karen says she is cured of her PTSD now, thanks to a treatment that includes lots of psychotherapy, plus three times when she took a dose of the psychoactive chemical, MDMA. MDMA is classed as a … Continue reading "MDMA for PTSD – Extended Interview with Karen, PTSD Survivor"

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23:02

MDMA for PTSD – Extended Interview with Marcella...

KGNU - How On Earth ·

2018/03/28

This is an extended interview with Marcella Ot’alora. Ot’alora is a Boulder psychotherapist, and the principal investigator for the Boulder branch of the FDA approved, nationwide studies of using MDMA in the treatment of post-traumatic stress disorder, also known as PTSD. MDMA is classed as a federally illegal drug. However the FDA has approved the … Continue reading "MDMA for PTSD – Extended Interview with Marcella Ot’Alora – Principal Investigator"

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