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KGNU - How On Earth

KGNU - How On Earth

732 episodes

1 day ago

How On Earth is a 25-minute news magazine about science, environment, technology, and more. The show is produced by volunteers at KGNU community radio in the Boulder-Denver area. We collect fascinating science headlines from around the world, produce features about the exciting research being done in our region, and interview the many accomplished scientists that make Colorado their home. How On Earth is also broadcast live at 8:35am (Mountain Time) every Tuesday morning in the Boulder-Denver area on KGNU: 88.5 FM / 1390 AM / Streaming on KGNU.org

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Natural Sciences

Social Sciences

All content for KGNU - How On Earth is the property of KGNU - How On Earth and is served directly from their servers with no modification, redirects, or rehosting. The podcast is not affiliated with or endorsed by Podjoint in any way.

How On Earth is a 25-minute news magazine about science, environment, technology, and more. The show is produced by volunteers at KGNU community radio in the Boulder-Denver area. We collect fascinating science headlines from around the world, produce features about the exciting research being done in our region, and interview the many accomplished scientists that make Colorado their home. How On Earth is also broadcast live at 8:35am (Mountain Time) every Tuesday morning in the Boulder-Denver area on KGNU: 88.5 FM / 1390 AM / Streaming on KGNU.org

Show more...

Natural Sciences

Social Sciences

Episodes (20/732)

KGNU - How On Earth

April Foolish Science

Today is April Fools’ day, when jokes and pranks are played, sometimes among friends and family, sometimes on a more public scale. But why is there such a day for culturally-accepted foolishness? To delve into the origins and history of April Fools’ Day, we talk with Dr. Angus Kress Gillespie, folklorist and professor of American … Continue reading "April Foolish Science"

1 week ago

27 minutes

KGNU - How On Earth

NEPA, Wildlife, Lands Under Threat

NEPA rollbacks, environmental impacts (start time: 6:25) Amidst a flurry of moves by the Trump administration to roll back environmental regulations, last month a White House agency proposed a rule to rescind a landmark law meant to protect wildlife, their habitat, and human communities from unchecked development, and to ensure that the public has a say … Continue reading "NEPA, Wildlife, Lands Under Threat"

2 weeks ago

25 minutes 38 seconds

KGNU - How On Earth

Measles: To Vaccinate or Not?

On this week’s show, Beth talks with Brianne Barker, Associate Professor of Biology and Director of Undergraduate Research at Drew University. Dr Barker studies innate immune responses – these are the initial, non-specific actions taken by the immune system – to fight off retroviruses such as HIV (the AIDS virus). We discuss the measles virus, … Continue reading "Measles: To Vaccinate or Not?"

3 weeks ago

27 minutes 25 seconds

KGNU - How On Earth

This Ordinary Stardust: A Scientist’s Path from Grief to Wonder

We speak with Environmental Scientist Alan Townsend about his new book, This Ordinary Stardust: A Scientist’s Path from Grief to Wonder. It chronicles what happened when his family received two unthinkable, catastrophic diagnoses: his 4-year-old daughter and his brilliant scientist wife developed unrelated, life-threatening forms of brain cancer. As he witnessed his young daughter fight … Continue reading "This Ordinary Stardust: A Scientist’s Path from Grief to Wonder"

4 weeks ago

25 minutes 46 seconds

KGNU - How On Earth

Train Wolves AND Humans to Coexist

On today’s show, Beth speaks with two experts on animal behavior and training about the wolf reintroduction project in Colorado – wins and losses. Mary Angilly is an advocate for force-free, evidence-based training in dogs and other animals. For decades Marc Bekoff has researched animal behavior, cognitive ethology (the study of animal minds), behavioral ecology, … Continue reading "Train Wolves AND Humans to Coexist"

1 month ago

27 minutes 17 seconds

KGNU - How On Earth

Tom Cech: The Catalyst

The Catalyst: RNA and the Quest to Unlock Life’s Deepest Secrets CU Boulder Nobel Prize-Winning Scientist Tom Cech says that RNA has long been the biochemical backup singer that slaves away in the shadows of the diva. In his new book, The Catalyst, Cech puts RNA in the spotlight, along with dazzling … Continue reading "Tom Cech: The Catalyst"

1 month ago

26 minutes 58 seconds

KGNU - How On Earth

Tackling Landfill Methane Emissions

Tackling CH4 emissions from landfills (start time: 5:59) Methane is an extremely potent greenhouse gas, and its emissions have been rising recently in the U.S. The largest source of methane emissions is oil and gas production, followed by livestock farming. The third largest source of methane emissions is landfills. Food scraps, yard debris, paper and … Continue reading "Tackling Landfill Methane Emissions"

1 month ago

27 minutes 9 seconds

KGNU - How On Earth

How a Soil Bacterium Can Affect Mental and Physical Health

On today’s show, Beth speaks with CU scientist Christopher Lowry. Dr. Lowry’s research program at CU Boulder focuses on understanding stress-related physiology and behavior with an emphasis on the microbiome-gut-brain axis. He describes his recent finding that exposure to a harmless soil bacterium protects mice from the weight gain and inflammation stemming from a diet … Continue reading "How a Soil Bacterium Can Affect Mental and Physical Health"

1 month ago

24 minutes 39 seconds

KGNU - How On Earth

Decarbonizing Cement Production

Tackling Cement’s Huge Carbon Footprint (start time: 0:58) It’s hard to imagine modern society without a key material that so many structures depend on–cement. Think of our houses, apartment and office buildings, hospitals, parking lots, bridges, and, increasingly, massive data centers of big-tech companies. But that societal glue of sorts comes with a big climate … Continue reading "Decarbonizing Cement Production"

2 months ago

28 minutes 23 seconds

KGNU - How On Earth

Gang Science – David Pyrooz

CU Boulder Criminologist David Pyrooz explains the science of understanding gang violence. He shares why immigrant gangs such as Tren de Aragua catch so much media attention, even though they represent only a small part of national gang violence. Pyrooz also shares what drives gangs, ways to reduce gang violence, and his personal work with … Continue reading "Gang Science – David Pyrooz"

2 months ago

24 minutes 5 seconds

KGNU - How On Earth

What’s Up with the Polio Vaccine?

Today on How on Earth, Beth speaks with Professor Vincent Racaniello of the Columbia University Medical Center. He has been studying viruses, particularly the polio virus, for over 40 years. Professor Racaniello is passionate about teaching virology to the World. His virology lectures can be found on YouTube. He blogs and produces the podcast ‘This … Continue reading "What’s Up with the Polio Vaccine?"

2 months ago

26 minutes 13 seconds

KGNU - How On Earth

Tackling PFAS, From Wastewater to Tap Water

Tackling “forever chemicals” in tap water (start time: 6:11): In this week’s science show we discuss the scientific findings and societal implications of a new study showing of dangerous PFAS (per- and polyfluoroalkyl substances) in treated wastewater that ends up in the drinking water of more than 20 million Americans. We also explore the public … Continue reading "Tackling PFAS, From Wastewater to Tap Water"

2 months ago

27 minutes 34 seconds

KGNU - How On Earth

Opiate Epidemic Update from 2024

In today’s show Beth reviews the latest data on the opiate epidemic in Boulder. You’ll hear from a pharmacologist who studies substance abuse, a DEA agent who oversees the task force on fentanyl, and our state senator who discusses legislation at the state level, as well as a story on a novel, implantable device to … Continue reading "Opiate Epidemic Update from 2024"

3 months ago

26 minutes 14 seconds

KGNU - How On Earth

Science Stories from 2024

We share the How on Earth team’s picks for of science stories of 2024: Tom Cech Talks RNA (starts at 1:56) Avian Flu (starts at 9:33) Artificial Intelligence (starts at 13:13) Colorado, the Quantum State (starts at 19:19) Executive Producer: Shelley Schlender Show Producer and Host: Joel Parker Additional Contributions: Shelley Schlender, Beth Bennett … Continue reading "Science Stories from 2024"

3 months ago

27 minutes

KGNU - How On Earth

Ibogaine // Ice Cores // Neurospsychologist June Gruber & Awe Walks

Ibogaine (starts 1:00) The New York Times just featured Ibogaine for PTSD. We revisit a discussion of Ibogaine with Boulder Trauma Therapist Andrew Linares. Ice Cores (starts 10:00) The National Science Foundation Ice Core Facility in Lakewood houses thousands of ice cores collected from around the world. Ellen Mahoney takes us there for … Continue reading "Ibogaine // Ice Cores // Neurospsychologist June Gruber & Awe Walks"

3 months ago

26 minutes 58 seconds

KGNU - How On Earth

Move Your Body!

On today’s show Beth plays portions of a chat (full version here; actual talk starts at 1 minute in) she had with Katy Bowman who is a nationally-known biomechanist, author, and movement educator. They spoke at the Boulder Bookstore, where Katy discussed her new book, My Perfect Movement Plan. Bowman combines big-picture lessons on biomechanics, … Continue reading "Move Your Body!"

3 months ago

26 minutes 8 seconds

KGNU - How On Earth

Move Your Body – Extended Version

If you listened to Beth’s chat with author Katy Bowman about her book (Your Perfect Movement Plan) – complete with some audience questions – and want to hear more, here is the full hour plus session. (Actual conversation starts about 2 minutes into the file.) Listen now:

3 months ago

52 minutes 31 seconds

KGNU - How On Earth

Plastic Pollution: Sources, Impacts, Solutions

Tackling Plastic Pollution (start time: 3:50) In this week’s show, host Susan Moran interviews science journalists Fionna Samuels, an assistant editor at Chemical & Engineering News, a publication of the American Chemical Society; and Priyanka Runwal, an associate editor at C&EN. Along with other colleagues, they wrote cover articles in the November 28th issue of … Continue reading "Plastic Pollution: Sources, Impacts, Solutions"

3 months ago

26 minutes 42 seconds

KGNU - How On Earth

Xmas Bird Count

Field Report (starts 1:00) We join Boulder naturalists Steve Jones and Ruth Carol Cushman on a Christmas Bird Count as Boulder’s winter water saunas. Xmas Bird Count’s Bill Schmoker (starts 4:28) Boulder’s Annual Xmas Bird Count is Sunday December 15th. Bill Schmoker is the organizer of this Count, which is one of the longest-running and … Continue reading "Xmas Bird Count"

4 months ago

26 minutes 58 seconds

KGNU - How On Earth

Cocoa Flavonoids // Science of Happiness

Cocoa Flavonoids (starts 1:00) Could a cozy cup of cocoa help with holiday stress? Nutrition Scientist Catarina Rendeiro explains how chocolate can provide anti-inflammatory flavanoids, but MOST do not. And there’s a way to tell. Science of Happiness (starts 10:33) CU Boulder Neuro-psychologist June Gruber explains the Science of Happiness, her Positive Emotion … Continue reading "Cocoa Flavonoids // Science of Happiness"

4 months ago

26 minutes 58 seconds