Into The Unknown (Part 1)
Into The Unknown (starts at 7:57) What do we know about the universe, and how do we know we know it? Conversely, what do we know we don’t know, what don’t we know that we don’t know, and why not? T…
Are you ready to explore the known, unknown, and possibly unknowable with @profkelsey.bsky.social? We talk about her book Into The Unknown: The Quest to Understand the Mysteries of the Cosmos. Part 1 of the interview aired this week howonearthradio.org/archives/10317
Join us for Part 2 next week.
25.10.2025 21:25
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Science Journalism with Miles O’Brien // Acetaminophen and Autism
This episode features Miles O’Brien, a science journalist who has been a correspondent for PBS News and CNN. He talks about his experience breaking in to science journalism, past and current …
This week we hear from science journalist Miles O'Brien about breaking in to science journalism, past and current science reporting, public and political views of science, and the value of scientific research. We also look at claims about acetaminophen and autism. howonearthradio.org/archives/10283
30.09.2025 15:16
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Saving Weather Forecasting, Climate Science
Scientists speak out for science (start time: 1:00) The Trump administration has been on a dizzying streak of slashing federal funding for scientific research, and firing thousands of federal scien…
howonearthradio.org/archives/10122
This week we talk with two climate scientists about 100 Hours to Save America’s Forecasts (wclivestream.com), a marathon event starting May 28, featuring meteorologists and climate scientists from across the US who share their work and show what makes it so vital.
28.05.2025 03:21
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2025 Graduation Special (part 1)
With graduation season upon us, today’s edition of How on Earth is Part 1 of our annual “Graduation Special”. Our guests in the studio today are scientists and engineers who have or will soon recei…
Graduation season! That means it is time for our annual Graduation Special on #KGNU, where we talk to grad students about their thesis work. Part 1 is about spacecraft trajectories, Bell tests, and Level-Set Topology Optimization.
howonearthradio.org/archives/10070
07.05.2025 14:32
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The Lucy Mission
Our guest today is Dr. Simone Marchi, Institute Scientist in the Solar System Science & Exploration Division at the Boulder office of Southwest Research Institute. Dr. Marchi is the Deputy Prin…
Today on How on Earth #KGNU, we talk with Dr. Simone Marchi about #NASA's #LucyMission to the Trojan asteroids. On its way, Lucy has flybys of two main-belt asteroids: Dinkinesh in November 2023 and next on April 20 it will fly by asteroid Donaldjohanson. howonearthradio.org/archives/10036
15.04.2025 22:16
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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? …
For this week's episode of How on Earth on KGNU, we share a little foolishness - Professor Angus Gillespie reflects on the history of April Fools' Day, and Dr. Mike Lund (@lowbacca.bsky.social) talks about the tradition of April Fool Astronomy papers.
howonearthradio.org/archives/10019
02.04.2025 17:24
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COP16 Biodiversity Conference
COP16: Hope & Hurdles (start time: 1:20) On this week’s show, host Susan Moran interviews two conservation biologists at Colorado State University — Chris Funk and Liba Pejchar. Th…
"I came away (from #COP16) really empowered, because now I see how scientists have a direct impact on shaping the future of #biodiversity ." ~ Chris Funk @fieldgenomics. Take a listen to our intvw w/ Funk & Liba Pejchar of @ColoradoStateU.@KGNU
howonearthradio.org/archives/9795
29.10.2024 18:07
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Emotions, Beliefs, Politics
Beliefs, Perceptions, Decision-making (start time: 4:37) For many people if feels like our society, and our beliefs, have never been as polarized as they are now. Indeed, we are living in a politi…
"(...although Democrats & Republicans have different views, we (people) believe those views are far different than they actually are." Leaf Van Boven, CU Boulder prof. Hear our intrvw w/ @bovenleaf and @westen_drew on political emotions & actions.@KGNU
howonearthradio.org/archives/9763
08.10.2024 17:50
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The Carbon Footprint of Food
The Blue Plate in a Red-hot World (start time: 7:46) While adding cream to your morning cup of coffee, or digesting the hamburger that you grilled last night, you might not have been asking yoursel…
What's for dinner? And how are our meals affecting and affected by #climatechange? Tune in to this week's show, as host @susan_moran interviews ecologist Mark Easter about his new debut book, The Blue Plate (@patagonia). #soilhealth #soilmicrobes
howonearthradio.org/archives/9735
24.09.2024 17:16
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Science from The Moon
When people talk about going to the Moon, it is often in terms of establishing a station there, or finding water, or doing science about the Moon such as studying moon rocks. But we can do interes…
Perhaps we should call this week's edition of How on Earth: How on The Moon? We talk with astrophysicist Dr. Jack Burns about the reasons for doing radio astronomy on the Moon, and the past and future missions to do that science.
howonearthradio.org/archives/9680
28.08.2024 03:57
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Why Do Animals Talk?
Animal Communication Science (start time: 2:57) Whether you own a dog or horse, or have listened to dolphins, wolves, chimpanzees or other wild animals, you’ve probably wondered what they’re…
Why do animals talk? Do they have languages or just varying "words"? Tune in to @KGNU's science show as we discuss scientific advancements, & listen to wolves, gibbons, etc., w/ zoologist @arikkershenbaum about his new book #WhyAnimals Talk.
rb.gy/abo946
13.08.2024 18:36
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Curious Patterns of Chickadees
Clever Chickadees on the Front Range (start time: 4:20) Many of us wake up these days to a chorus of songbirds, including mountain and black-capped chickadees. Host Susan Moran interviews Scott Tay…
Why do black-capped chickadees mate w/ mountain chickadees? And how does the sharp memory of these songbirds serve them over winter? Listen to this week's @kgnu science show, with @CUBoulder ecologist @Dr_Scott_Taylor and host @susan_moran. #chickadees
howonearthradio.org/archives/9639
23.07.2024 18:00
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Our Moon
In this episode, we talk with journalist and author Rebecca Boyle about her book Our Moon – How Earth’s Celestial Companion Transformed the Planet, Guided Evolution, and Made Us Who We Are. W…
In this week's episode, we talk with Rebecca Boyle @rboyle31 about her new book: Our Moon. We discuss how the Moon has impacted so many aspects of our lives: philosophy and religion, art and science, sense of time, and evolution of life.
howonearthradio.org/archives/9612
12.07.2024 04:07
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“Compostable” Product Truths & Lies
Making “Compostable” Products Truly Compostable (start time: 0:56) You’ve probably wracked your brain at some point trying to figure out whether the compostable-labelled clamshell or t…
Confused by misleading "compostable" product labels? Tune in to our @kgnu science show to learn about a new truth-in-labeling CO law and other efforts to reduce landfill #methaneemissions, w/ Dan Matsch of @ecocycle & Nora Goldstein of @BioCycleMag.
howonearthradio.org/archives/9604
02.07.2024 22:44
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Want to know more of the dirt on #composting -- e.g. its climate, ecological and human health benefits-- & challenges to getting more methane out of #landfills by having cities and the U.S. compost more? Check out this week's @KGNU science show/podcast. #GHGemissions
11.06.2024 19:01
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Wondering which songbirds are waking you up each spring morning? And how you can give birds and their dwindling habitats a leg up? Tune in to this week's @KGNU science show with host @susan_moran ; Terri Schulz of @Nature_Colorado; & naturalist Dave Sutherland. #birdwatching
21.05.2024 21:46
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Solar Eclipse 2024!
In this episode of How on Earth, we talk about the upcoming 2024 April 8th solar eclipse. Our guests are science writer David Baron, author of American Eclipse, and Dr. Doug Duncan, served as Dire…
Are you ready for the solar eclipse on April 8? On the recent edition of @KGNU's How On Earth, hear about where to see it, how to watch and photograph safely, historical eclipses, and how these things work. Our guests are Dr. Doug Duncan and @dhbaron.
howonearthradio.org/archives/9473
07.04.2024 01:00
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Deep-sea Coral Reefs // Mineral-Mining
This week’s How On Earth offers two features: Deep-sea coral reef discovery (start time: 0:58) Scientists recently discovered and mapped the largest known deep-sea coral reef in the world. I…
On the discovery of the largest deep-sea coral reef, and the risks of seabed mining, tune in to today's @KGNU science show/podcast. Journalist @karadaniellefox interviews Kasey Cantwell @CoralReef_KC @NOAA ; & @farahyasmin of The Ocean and Us.
howonearthradio.org/archives/9428
27.02.2024 20:52
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Air pollution, environmental toxins can wreak havoc on maternal and infant health, as CU Boulder integrative physiologist @tanya_alderete, Zach Morgan, and journalist @karadaniellefox discussed in our @KGNU science show this week. Tune in and download the podcast.
31.01.2024 17:38
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COP28 Climate Summit: Pledges & Realities
Climate Change & COP28 (start time: 1:30) A major global climate conference is taking place now in Dubai, amidst a year of record-breaking heat, wildfires, floods and more around the world. CO…
On this week's @KGNU science show we zoomed in on #COP28 -- pledges, progress, shortfalls, etc. -- w/ host @susan_moran and guests, @EnvDefenseFund scientist @alicealpert & journalist @yulsman. Listen here and download the podcast:#climatechange #GHG
howonearthradio.org/archives/9313
07.12.2023 16:02
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KGNU Community Radio
For a deeper understanding of #COP28, GHG emissions, reductions pledges and realities, tune in to our science show at 8:30a MDT --with guests @alicealpert of @EnvDefenseFund, and climate journalist @yulsman, w/ host @susan_moran. @KGNU
kgnu.org
05.12.2023 14:32
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From Sewage to Planet Savior?
The Power of Poop (start time: 5:41) This potent byproduct of our digestive system holds the promise of being a big part of the solution to several public health and environmental challenges of ou…
For the scoop on poop--from #Sewage's potential to tackle huge environmental & public health challenges, e.g., #drinkingwater scarcity and cropland degradation, listen to our interview with @SeattleBryn about his book Flush (just out in paperback). @kgnu
howonearthradio.org/archives/9287
14.11.2023 18:48
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The Little Book of Aliens
In this Halloween episode, we talk with Dr. Adam Frank, an astrophysicst/astrobiologist at the University of Rochester, about his recent book: The Little Book of Aliens. We hear some of the stories…
Today's Halloween episode of How on Earth features: Aliens! Technosignatures! UAPs (a.k.a. UFOs)! Search for extraterrestrial life! Awesome music! Equations! A paradox!
All thanks to our guest @AdamFrank4 talking about his book "The Little Book of Aliens".
howonearthradio.org/archives/9269
01.11.2023 01:55
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Climate Change Maladaptations
Over the Seawall (start time: 7:33): One of the key things that makes us human is our ability to problem-solve. But often our engineered fixes backfire and even make the problem we’re trying to so…
"We won't solve the (#climatechange) problem with the same thinking we used to cause it."-- Thanks to @by_srmiller for that and many more insights from his new book Over the Seawall, shared on today's @kgnu science show. Take a listen.
howonearthradio.org/archives/9255
24.10.2023 20:29
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Memory-boosting via Multivitamins?
Multivitamins help prevent memory loss (start time: 8:02) In this week’s show, How On Earth host/producer Susan Moran interviews Dr. Adam Brickman, a neuropsychologist at Columbia University…
Having trouble remembering things, or worry that you might years from now? And wondering if taking daily multivitamins will make a difference? This week's science show/podcast is for you. Take a listen to our interview w/ neuropsychologist @AdamMBrickman:
howonearthradio.org/archives/9138
27.07.2023 23:17
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KGNU Community Radio
Want to know more about #bears --their mythic past, their imperiled future, their encounters with humans, etc.? Tune in to our interview with @GloriaDickie about her new debut book Eight Bears, on the @kgnu science show, 8:30-9:00a MDT today, or
kgnu.org
11.07.2023 13:42
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