A show where curiosity and the natural world collide. We explore science, energy, environmentalism, and reflections on how we think about and depict nature, and always leave time for plenty of goofing off. Outside/In is a production of NHPR. Learn more at outsideinradio.org
Pickleball is the fastest growing sport in America. It may also be the most hated. Tennis and basketball players are complaining about losing court space because of an “invasion” of pickleballers. Residents are losing sleep because of the incessant noise. Fights over pickleball have led to a slew of petitions, calls to the police, and even lawsuits.
So why do pickleball players love this sport so much? Just how annoying is it to everyone else? And what will it take for everyone to just get along?
Producer Felix Poon visits one of the most popular courts in Boston to see how the drama is unfolding there.
Featuring Kemardo Henry, Martha Merson, Soren Whited, and Zariyah Cherise.
For a transcript and full list of credits, go to outsideinradio.org.
SUPPORT
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LINKS
Want to play pickleball, but don’t want to annoy the neighbors? Check out this guide to quiet pickleball paddles.
Read the petition that first raised concerns over the popularity of pickleball at the South Street Courts in Jamaica Plain.
Learn more about the history of pickleball, which was invented near Seattle in Bainbridge Island, WA.
For more on the various conflicts arising from pickleball’s growing popularity, read One Man’s Lonely War on Central Park Pickleball (NYTimes), and Shattered Nerves, Sleepless Nights: Pickleball Noise Is Driving Everyone Nuts (NYTimes)
Ever since fluoridation became widespread in the 1950s, cavities in kids have fallen drastically. The effort is considered one of the ten greatest public health achievements of the 20th century. But it’s also one of the most controversial.
At really high doses, fluoride is toxic – it can calcify your ligaments and joints and even fuse your spine. It also potentially has impacts on our brains. There’s a small but growing body of research suggesting that fluoride can inhibit intelligence in children.
This is still unsettled and hotly debated science but, as host Nate Hegyi finds out, in our polarized and increasingly digital world… unsettled science can quickly become doctrine.
Featuring Rene Najera, Philippe Grandjean and Mark Hartzler
For a transcript and full list of credits, go to outsideinradio.org.
SUPPORT
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The CDC has a website that tells you how much fluoride is in your drinking water.
Here’s the reasoning behind the U.S. Public Health Service’s recommended limit for artificially fluoridating water.
The National Toxicology Program suggests that a child’s IQ could be impacted if they or their pregnant mother ingests more than 1.5 ppm of fluoride in their water.
Philippe Grandjean’s peer-reviewed study suggests that the safe level of fluoride in water for pregnant women is much lower than what the U.S. Public Health Service recommends.
The American Academy of Pediatrics and the American Dental Association have cast doubt on the National Toxicology Program’s conclusions and say that the fluoride levels in U.S. waters are safe.
A U.S. district court judge ordered the Environmental Protection Agency to take a second look at its limits for fluoride in the water, citing the National Toxicology Program’s monograph.
What has Donald Trump claimed he would do when it comes to environmental policy in the U.S.? What happened during his last administration? And what are the limits on executive powers when it comes to treaties and global agreements?
Just days before Trump’s inauguration, this episode comes to us from our friends over at Civics 101.
Featuring Elizabeth Bomberg.
This episode was produced by Hannah McCarthy with help from Nick Capodice and Marina Henke. For a transcript and full list of credits, go to outsideinradio.org.
LINKS
Check out Nate’s episode on Biden’s climate legacy — “Is Biden a Good Climate President?”
SUPPORT
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Follow Outside/In on Instagram or join our private discussion group on Facebook.
Sardines are in vogue. Literally. They are in Vogue magazine. They’re delicious (subjectively), good for you, and sustainable… right?
Recently, a listener called into the show asking about just that.
“I've always had this sense that they're a more environmentally friendly fish, perhaps because of being low on the food chain. But I'm realizing I really have no sense of what it looks like to actually fish for sardines,” Jeannie told us.
The Outside/In team got together to look beyond the sunny illustrations on the fish tins. Is there bycatch? What about emissions? Are sardines overfished? If we care about the health of the ocean, can we keep eating sardines?
Featuring Jeannie Bartlett, Malin Pinsky, and Zach Koehn.
To share your questions and feedback with Outside/In, call the show’s hotline and leave us a voicemail. The number is 1-844-GO-OTTER. No question is too serious or too silly.
For full credits and transcript, visit outsideinradio.org.
SUPPORT
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LINKS
If you’re interested in finding sustainable fisheries, our sources recommended checking out Monterey Bay Aquarium Seafood Watch and the Marine Stewardship Council.
Sardines (specifically, Fishwife) in Vogue.
Why are tinned fishes in every boutique store, and why do all of those stores feel exactly the same? For Grub Street, Emily Sundberg reported on the digital marketplace behind the “shoppy shop.”
The documentary about the epic South African sardine run is “The Ocean’s Greatest Feast” on PBS.
Zach Koehn’s paper, “The role of seafood in sustainable diets.”
Malin Pinsky’s research found that small pelagic fish (like sardines, anchovies, and herring) are just as vulnerable to population collapse as larger, slower-growing species like tuna.
Explore the designs of historical Portuguese fish tins (Hyperallergic).
An animated reading of The Mousehole Cat
The last sardine cannery in the United States closed in 2010. But you can explore this archive of oral histories with former workers in Maine factories (many of them women and children).
The next blue moon isn’t until May 2026, but luckily for you, you won’t have to wait that long to hear the Outside/In team answering listeners’ questions. This time, we’re exploring why blue moons are cool (or even what the heck a blue moon even is) and other seasonably appropriate curiosities.
Featuring Asmeret Asefaw Berhe, Tim Gaudreau, Victoria Meert, and Sujay Kaushal.
Thanks to Outside/In listeners Zoe, Janet, Gio, Alexi, Prudence, Wendy, Mo, and Devon for their questions and contributions.
SUPPORT
Outside/In is made possible with listener support. Click here to become a sustaining member of Outside/In.
Follow Outside/In on Instagram or join our private discussion group on Facebook.
LINKS
Check out this study on the long-term impacts of leaf litter removal in suburban yards.
Looking for a creative and cute way to keep leaves in your lawn or garden? Consider building a “bug snug.”
Read about the mad dash for salt that rescued the 2014 Sochi Olympics’ ski events (NYT).
Learn more about the turn to beet juice and beer-based de-icers to reduce the harm of excess salt to the environment (AP News)
CREDITS
Host: Nate Hegyi
Reported, produced, and mixed by Felix Poon, Justine Paradis, and Marina Henke.
Edited by Taylor Quimby, Rebecca Lavoie, and Justine Paradis.
Our staff includes Kate Dario.
Executive producer: Taylor Quimby
Rebecca Lavoie is NHPR’s Director of On-Demand Audio
Music by Blue Dot Sessions, Jules Gaia, and Jharee.
Our theme music is by Breakmaster Cylinder.
Outside/In is a production of New Hampshire Public Radio
Submit a question to the “Outside/Inbox.” We answer queries about the natural world, climate change, sustainability, and human evolution. You can send a voice memo to [email protected] or leave a message on our hotline, 1-844-GO-OTTER (844-466-8837).
Appalachia is Bigfoot territory. In a big way. This week, we look at the mythical beast's legend, lore and sizable economic impact in the region. And we follow one reporter’s journey through the mountains and foothills of western North Carolina in search of Sasquatch.
This episode comes to us from the wonderful folks at The Broadside from North Carolina Public Radio, a weekly podcast exploring stories happening in their home at the crossroads of the American South. Other topics include how the world ‘y’all’ is taking over the world, the impact of dangerous heat on workers, and why cola became the king of beverages.
Featuring Emily Cataneo and Jerry Millwood.
SUPPORT
Outside/In is made possible with listener support. Click here to become a sustaining member.
Subscribe to our (free) newsletter.
Follow Outside/In on Instagram or Twitter, or join our private discussion group on Facebook.
LINKS
Check out Emily Cataneo’s story on Appalachian Bigfoot culture at The Assembly here.
CREDITS
Outside/In host: Nate Hegyi
Outside/In team: Justine Paradis, Felix Poon, Marina Henke, and Kate Dario.
Executive Producer: Taylor Quimby
Intro music by bomull.
NHPR’s Director of Podcasts is Rebecca Lavoie
Outside/In is a production of New Hampshire Public Radio.
Coyotes are a sort of goldilocks animal. They can be active during the day, and at night. They can hunt in groups, or survive solo. They’re wolfish enough to survive in the wild, dog-like enough to blossom in the big city.
That adaptability has arguably made coyotes one of the most successful mammalian predators on the planet. It’s also given them a reputation as opportunistic villains that prey on neighborhood garbage, livestock, and (occasionally) household pets.
So what makes these animals so special? And if coyotes are so good at living amongst us, how do we get better at living amongst them?
Featuring: Daniel Proux, Dan Flores, Christine Wilkinson, Stan Gehrt, and Kieon Halona
SUPPORT
Outside/In is made possible with listener support. Click here to become a sustaining member of Outside/In.
Follow Outside/In on Instagram or join our private discussion group on Facebook.
LINKS
If you enjoyed learning about coyote vocalizations, check out Janet Kessler’s blog about San Francisco coyotes, or her YouTube page, where you can find dozens of videos showing the diversity of coyote yips, yowls, barks, grows, and more .
Read about coyotes in the Massachusetts town of Nahant, where municipal officials asked the federal government to help kill them in 2022. (New York Times)
CREDITS
Host: Nate Hegyi
Reported and produced by Kate Dario
Mixed by Kate Dario and Taylor Quimby
Editing by Taylor Quimby
Our staff includes Justine Paradis, Felix Poon, and Marina Henke
Executive producer: Taylor Quimby
Rebecca Lavoie is NHPR’s Director of On-Demand Audio
Music by Blue Dot Sessions
Outside/In is a production of New Hampshire Public Radio
Submit a question to the “Outside/Inbox.” We answer queries about the natural world, climate change, sustainability, and human evolution. You can send a voice memo to [email protected] or leave a message on our hotline, 1-844-GO-OTTER (844-466-8837).
Just a few weeks after we released the What Remains series, news broke that the Penn Museum discovered additional remains of 1985 MOVE bombing victims in the museum.
How did this happen? And what's next for the thousands of other human remains still in their possession?
Producer Felix Poon knew just the person to talk to for answers.
Featuring Rachel Watkins.
MORE ABOUT “WHAT REMAINS”
Across the country, the remains of tens of thousands of human beings are held by museums and institutions. Scientists say they’ve helped lay the foundations of forensic science and unlocked the secrets of humanity’s shared past.
But these bones were also collected before informed consent was the gold standard for ethical study. 19th and 20th-century physicians and anthropologists took unclaimed bodies from poorhouses and hospitals, robbed graves, and looted Indigenous bones from sacred sites.
Now, under pressure from activists and an evolving scientific community, these institutions are rethinking what to do with their unethically collected human remains.
In this series from Outside/In, producer Felix Poon takes us to Philadelphia, where the prestigious Penn Museum has promised to “respectfully repatriate” hundreds of skulls collected by 19th century physician Samuel George Morton, who used them to pursue pseudo-scientific theories of white supremacy. Those efforts have been met with support by some, and anger and distrust by others.
Along the way, Felix explores the long legacy of scientific racism, lingering questions over the 1985 MOVE bombing, and evolving ethics in the field of biological anthropology.
Can the institutions that have long benefited from these remains be trusted to give them up? And if so, who decides what happens next?
LINKS
Read the Penn Museum’s statement about the latest discovery of additional MOVE remains at the museum.
Listen to WHYY’s news report, Penn Museum discovers another set of human remains from the MOVE bombing.
You can find our full episode credits, listen to our back catalog, and support Outside/In at our website: outsideinradio.org.
Hear ye, hear ye! Winter is fast approaching, and it is time for our fifth annual ‘surthrival’ special, in which the Outside/In team reframes the endurance sport that is winter. We’ve got suggestions for thriving during the cold-season, which we hope will help you positively look forward to dirty snow banks and single-digit temperatures.
This year, though, there’s a twist. A listener asked us for advice on what to do before the snow starts to fall, when it’s gray and bleak. This is that dingy in-between period, known in New England as ‘stick season.’
Host Nate Hegyi is joined by Kate Dario, Taylor Quimby, and special guest Zoey Knox, offering suggestions for indoors and out, on-screen and off, and both serious and silly.
Featuring Eric Diven and special guest Zoey Knox. You can find our Outside/In 'Stick Season' Spotify playlist here. For a full list of this year’s recommendations visit our website.
CREDITS
Host: Nate Hegyi
Produced and mixed by Taylor Quimby.
Additional panelists: Kate Dario and Zoey Knox.
Edited by Rebecca Lavoie
Our staff includes Justine Paradis, Felix Poon, and Marina Henke.
Executive producer: Taylor Quimby
Rebecca Lavoie is NHPR’s Director of On-Demand Audio
Music by Blue Dot Sessions.
Outside/In is a production of New Hampshire Public Radio
Submit a question to the “Outside/Inbox.” We answer queries about the natural world, climate change, sustainability, and human evolution. You can send a voice memo to [email protected] or leave a message on our hotline, 1-844-GO-OTTER (844-466-8837).
Humans are noisy. The National Park Service estimates that all of our whirring, grinding, and revving machines are doubling or even tripling global noise pollution every 30 years.
A lot of that noise is negatively affecting wildlife and human health. Maybe that’s why we’re so consumed with managing our sonic environments, with noise-cancelling headphones and white noise machines — and sometimes, we get into spats with our neighbors, as one of our guests did…
So for this episode, producer Jeongyoon Han takes us on an exploration of three sonic landscapes: noise, silence, and something in between.
Featuring Rachel Buxton, Jim Connell, Stan Ellis, Mercede Erfanian, Nora Ma, and Rob Steadman.
This episode originally aired in July, 2023.
CREDITS
Host: Nate Hegyi
Reported and produced by Jeongyoon Han
Mixed by Jeongyoon Han and Taylor Quimby
Edited by Taylor Quimby, with help from Nate Hegyi, Jessica Hunt, and Felix Poon
Executive producer: Rebecca Lavoie
Special thanks to
Music by Blue Dot Sessions, Edvard Grieg, and Mike Franklyn.
Our theme music is by Breakmaster Cylinder.
Outside/In is a production of New Hampshire Public Radio.
If you’ve got a question for the Outside/Inbox hotline, give us a call! We’re always looking for rabbit holes to dive down into. Leave us a voicemail at: 1-844-GO-OTTER (844-466-8837). Don’t forget to leave a number so we can call you back.
In Appalachia, Hurricane Helene was a thousand-year-flood. It flattened towns and forests, washed roads away, and killed hundreds.
But this story is not about the flood. It’s about what happened after.
A month after Hurricane Helene, our producer Justine Paradis visited Marshall, a tiny town in the Black Mountains of western North Carolina, a region renowned for its biodiversity, music, and art.
She went to see what it really looks like on the ground in the wake of a disaster, and how people create systems to help each other. But what she found there wasn’t just a model of mutual aid: it was a glimpse of another way to live with one another.
Featuring Josh Copus, Becca Nicholson, Rachel Bennett, Steve Matlack, Keith Majeroni, and Ian Montgomery.
Appearances by Meredith Silver, Anna Thompson, Kenneth Satterfield, Reid Creswell, Jim Purkerson, Jazz Maltz, Melanie Risch, and Alexandra Barao.
Songs performed by Sheila Kay Adams, Analo Phillips, Leah Song and Chloe Smith of Rising Appalachia, and William Ritter.
LINKS
An excerpt of “A Paradise Built in Hell” by Rebecca Solnit (quoted in this episode) is available on Lithub.
“You know our systems are broke when 5 gay DJs can bring 10k of supplies back before the national guard does.” (Them)
The folks behind the Instagram account @photosfromhelene find, clean, and share lost hurricane photos, aiming to reunite the hurricane survivors with their photo memories.
A great essay on mutual aid by Jia Tolentino (The New Yorker)
CREDITS
Outside/In host: Nate Hegyi
Reported, written, produced, and mixed by Justine Paradis
Edited by Taylor Quimby
Our team also includes Felix Poon, Marina Henke, and Kate Dario.
NHPR’s Director of Podcasts is Rebecca Lavoie
Special thanks to Poder Emma and Collaborativa La Milpa in Asheville. Thanks also to Rural Organizing and Resilience (ROAR).
Music by Doctor Turtle, Guustavv, Blue Dot Sessions, Cody High, and Silver Maple.
Outside/In is a production of New Hampshire Public Radio.
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