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KGNU - How On Earth

The KGNU Science Show

science natural sciences

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28:01

Paternity Science

KGNU - How On Earth ·

2019/06/05

This week on How on Earth, Beth interviews Nara Milanich, author of Paternity: The Elusive Quest for the Father, and professor of history at Barnard College. For most of human history, paternity was uncertain while motherhood most definitely was not. But in the 1920s new scientific advances promised to solve the mystery of paternity. The … Continue reading "Paternity Science"

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25:27

A Walking Life // MOSAIC Arctic Expedition

KGNU - How On Earth ·

2019/05/28

In the first feature (start time 1:00) KGNU’s Maeve Conran speaks with Antonia Malchik, author of A Walking Life. This book explores the relationship between walking and our humanity, how we have lost it through a century of car-centric design, how we can regain it and more. This part of the interview, produced especially for … Continue reading "A Walking Life // MOSAIC Arctic Expedition"

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29:07

2019 Graduation Special

KGNU - How On Earth ·

2019/05/21

With graduation season is upon us, today’s edition of How on Earth is our annual “Graduation Special”. Our guests in the studio today are scientists who have or will soon 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. Marcus Piquette – CU … Continue reading "2019 Graduation Special"

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27:34

Gold Lab Symposium 2019

KGNU - How On Earth ·

2019/05/14

We speak with Larry Gold, founder of the Gold Lab Symposium that will take place at CU Boulder’s Muenzinger Auditorium this Friday and Saturday. This year’s symposium will feature leading scientists discussing the double-edged swords of our modern treatments for cancer, immunity and autoimmunity. To sign up or learn more, see Gold Lab Foundation. Host,Producer,Engineer Shelley Schlender … Continue reading "Gold Lab Symposium 2019"

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26:27

Plastic Pollution & Solutions

KGNU - How On Earth ·

2019/05/07

Tackling Plastic Pollution (starts at 3:09): It is, sadly, common for beachcombers around the world to see, along with clam shells and sand dollars, plastic bottles, bottle caps, cigaret filters and fish nets washed up on shore. According to estimates by World Economic Forum, our oceans will be populated by more pounds of plastic waste … Continue reading "Plastic Pollution & Solutions"

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26:20

The Nuclear Option for Decarbonization

KGNU - How On Earth ·

2019/05/01

In this week’s show, Beth interviews Joshua Goldstein. He and co-author Steffan Qvist wrote eloquently about how nuclear energy can replace fossil fuels – a vital necessity in a rapidly warming world. A new generation of nuclear plants reduces waste and completely eliminates CO2. In Sweden, France and Ontario, these plants have allowed these countries … Continue reading "The Nuclear Option for Decarbonization"

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26:44

Concussion Test // Pot & Pain Meds // Chords and Codons

KGNU - How On Earth ·

2019/04/16

Concussion Test (Starts 1:00) David Howell is chief researcher at Children’s Hospital Colorado. Howell says the century old Romberg Balance Test can help evaluate how long a child will need therapeutic intervention after a blow to the brain. Pot & Pain Meds (Starts 7:00 ) Mark Twardowski is doctor in Grand Junction who does endoscopic procedures that include … Continue reading "Concussion Test // Pot & Pain Meds // Chords and Codons"

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27:13

An Astronomical Journey with Michelle Thaller

KGNU - How On Earth ·

2019/04/09

This special edition of How on Earth is produced in conjunction with the Conference on World Affairs. Our guest a participants of the Conference: Dr. Michelle Thaller, assistant director of science at NASA’s Goddard Space Flight Center. Her path has taken her from Harvard to Georgia State University to Caltech to NASA. Dr. Thaller has studied hot stars, … Continue reading "An Astronomical Journey with Michelle Thaller"

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27:25

Pesticides and Health Impacts

KGNU - How On Earth ·

2019/04/02

A Consumer’s Guide to Pesticides in Produce (starts 7:55) You may be wondering if you washed the strawberries, blueberries or kale that you had for breakfast this morning enough to rid them of residue of potentially harmful pesticides. That is, if they were conventionally, not organically, grown. According to the U.S. Department of Agriculture, more than 200 different pesticides … Continue reading "Pesticides and Health Impacts"

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27:56

This View of Life: Completing the Darwinian Revolution

KGNU - How On Earth ·

2019/03/27

This View of Life (starts 6:56) In this episode of How on Earth, we talk with David Sloan Wilson, an evolutionary biologist with a special interest in human biocultural evolution. Dr. Wilson is Distinguished Professor of Biology and Anthropology at SUNY Binghamton, and president of the Evolution Institute as well as editor in chief of its online magazine … Continue reading "This View of Life: Completing the Darwinian Revolution"

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27:19

The Goodness Paradox – Full Interview

KGNU - How On Earth ·

2019/03/21

The Goodness Paradox (Starts 5:22): On this week’s show we play the full interview with Richard Wrangham, a primatologist at Harvard University, about his new book, The Goodness Paradox: The Strange Relationship Between Virtue and Violence in Human Evolution. Wrangham discusses with How On Earth hosts Susan Moran and Chip Grandits how, and why, homo sapiens evolved to be … Continue reading "The Goodness Paradox – Full Interview"

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27:39

The Goodness Paradox // Pledge Drive

KGNU - How On Earth ·

2019/03/13

The Goodness Paradox (Teaser): Today’s spring pledge-drive show features brief clips from a recent interview with Richard Wrangham, a primatologist at Harvard University, about his new book, The Goodness Paradox: The Strange Relationship Between Virtue and Violence in Human Evolution. Wrangham discusses with How On Earth hosts Susan Moran and Chip Grandits how, and why, homo sapiens evolved to … Continue reading "The Goodness Paradox // Pledge Drive"

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27:01

Tagging the Bugs that Carry Antibiotic Resistance

KGNU - How On Earth ·

2019/03/06

In this week’s show, Beth interviews Dr. Ivan Liachko, CEO and Co-Founder of Phase Genomics, a startup biotech company recently funded, in part, by the Bill and Melinda Gates Foundation. The company is using a new technology that allows researchers to pair plasmids, which are small non-chromosomal pieces of DNA, with the bacterial species carrying … Continue reading "Tagging the Bugs that Carry Antibiotic Resistance"

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27:41

MRI Improvement by Standardization

KGNU - How On Earth ·

2019/02/28

In this week’s show, Beth speaks with William Hollander, and Kevin Miller, of QalibreMD, a Boulder startup focused on transforming MRI technology. Traditional MRI scans can result in a large differences between readings on different equipment. The results can be costly and misleading, as conditions like cancer can go undiagnosed or misdiagnosed.The interview starts ~5’30”, … Continue reading "MRI Improvement by Standardization"

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26:59

HOLOSCENES / Little Boxes: Science On a Sphere

KGNU - How On Earth ·

2019/02/12

Spend some time at the intersection of art, engineering and science; we’ll hear about the world premier of HOLOSCENES / Little Boxes February 20, 7:00 PM at Fiske Planetarium in Boulder. Get a glimpse of how cutting edge visual artists team up with world class scientists using the latest technology to complement a rational understanding … Continue reading "HOLOSCENES / Little Boxes: Science On a Sphere"

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27:10

The Science of Exercise Recovery

KGNU - How On Earth ·

2019/02/05

Athlete’s Guide to Recovery (starts at 5:39): Colorado is riddled with athletes, many of them incessantly chasing the latest recovery products and services that will enhance their performance — from Gatorade and other ubiquitous sports-recovery drinks, to supplements, to compression boots, to cryochambers, to good old-fashioned massages. How solid is the solid the science behind the … Continue reading "The Science of Exercise Recovery"

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26:21

Characterizing Microbial Communities

KGNU - How On Earth ·

2019/01/30

Microbial communities are all around us: in our homes, gardens, oceans, even deep underground but their roles in the function of the biosphere are poorly understood. Today Beth spoke with Professor Noah Fierer, at the University of Colorado, in Boulder, who uses DNA to identify microbes in communities ranging from insect microbiomes to Antarctic soils. … Continue reading "Characterizing Microbial Communities"

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27:10

Composting & Carbon Farming

KGNU - How On Earth ·

2019/01/22

Why Compost? (start time: 7:01) Many of us may feel a little less guilty letting fruits and vegetables go bad, because we figure that this waste, thanks to curbside compost pickup, will be turned into nutritious food for crops, lawns or grasslands down the road. And landfills will spew less methane, a greenhouse gas far … Continue reading "Composting & Carbon Farming"

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26:25

Wisdom of the Body

KGNU - How On Earth ·

2019/01/09

Animal scientists have long considered domestic livestock to be too dumb to know how to eat right, but the lifetime research of animal behaviorist Fred Provenza and his colleagues has debunked this myth. Their work shows that when given a choice of natural foods, livestock have an astoundingly refined palate. Like these animals, humans too, … Continue reading "Wisdom of the Body"

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27:26

A Tale of Two Missions: OSIRIS-REx and New Horizons

KGNU - How On Earth ·

2018/12/26

OSIRIS-REx (starts at 1:00) In today’s first feature, we hear about OSIRIS-REx, NASA’s first mission to do a sample return from an asteroid. Our guest is Dr. Vicky Hamilton, a Staff Scientist at the Southwest Reserarch Institute’s Boulder office, and a member of that mission. She talks about the scientific goals of OSIRIS-REx, and how it … Continue reading "A Tale of Two Missions: OSIRIS-REx and New Horizons"

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