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Outside/In

Outside/In

NHPR

Science, Natural Sciences

4.81.4K Ratings

Overview

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

340 Episodes

A Righteous Gemstone

Are diamonds really a girl’s best friend?

Transcribed - Published: 22 May 2025

Foraging made her famous

How Alexis Nikole Nelson became @blackforager

Transcribed - Published: 15 May 2025

The future was hydrogen

Whatever happened to the hydrogen economy?

Transcribed - Published: 8 May 2025

Black Sheep Metal

We all know lead is bad, but why? And how did something so dangerous become so ubiquitous?

Transcribed - Published: 1 May 2025

The Cold War Ice Core of Greenland

In the late 1950s, engineer Herb Ueda Sr. traveled to a remote Arctic military base. His mission? To drill through nearly a mile of ice, and extract the world’s first complete ice core.

Transcribed - Published: 24 April 2025

Dark Magic Rabbit

What do childhood memories, angora sweaters, and pregnancy tests have in common? Bunny rabbits.

Transcribed - Published: 17 April 2025

The Bee’s Sneeze: Why allergies are getting worse

From the parasite theory to pollen counts, a look at the multitude of factors that are making allergies worse around the globe.

Transcribed - Published: 10 April 2025

Venom and the cure

Enter the fascinating world of venom, where deadly stakes are intertwined with the possibility of wondrous healing.

Transcribed - Published: 3 April 2025

Tasting the forbidden fruit

The dose makes the poison… or does it?

Transcribed - Published: 27 March 2025

The Final Days of Sgt. Tibbs

Sgt. Tibbs, a beloved 19-year-old cat, goes missing on the streets of Manchester, New Hampshire. His owner fears the worst. But when she finds out her cat was never missing at all, the truth turns out to be worse than she feared.

Transcribed - Published: 20 March 2025

The Emerald Forest: Why Irish farmers aren’t happy about some American trees

In County Leitrim, an area of Ireland hit hard by the Troubles and the Great Famine, townspeople are fighting what they say is a new wave of colonialism: Sitka spruce plantations.

Transcribed - Published: 13 March 2025

Why we sing

We sing along at concerts. We chant at protests. We belt it out at birthday parties. Why do humans sing together?

Transcribed - Published: 6 March 2025

Why do animals play?

In this special collaboration between Outside/In and Tumble Media, we answer a serious question about silly behavior: “Why do some animals play, and some animals don’t?”

Transcribed - Published: 27 February 2025

What is a forest for?

One piece of public land, two very different perspectives about how to use it, and the agency that somehow has to appease them both.

Transcribed - Published: 20 February 2025

FEMA and the other 50 percent

How one obscure federal policy designed to stop the cycle of flood damage is leading to opposite destinies.

Transcribed - Published: 13 February 2025

The Great Grand Canyon Burro Rescue

One of the flashiest rescue stories of the last century, and what it tells us about the power of animal activism to make enduring change.

Transcribed - Published: 6 February 2025

Order on the pickleball court!!!

Three sports. One court. What could go wrong?

Transcribed - Published: 30 January 2025

Fluoridation nation

From "Colorado Brown Stain" to Dr. Strangelove, we look at the weird history (and surprising science) behind fluoridated water.

Transcribed - Published: 23 January 2025

What are Trump's Climate Plans?

When it comes to the environment, what should we expect from Trump’s second term?

Transcribed - Published: 16 January 2025

Sardines are swimming sunlight

The tinned fish renaissance, fish wave feminism, and the sustainability of sardines.

Transcribed - Published: 9 January 2025

The tinned fish renaissance

The resurgence of tinned fish, fish wave feminism, and the sustainability of sardines.

Transcribed - Published: 9 January 2025

Once in a blue moon

Why do we care about blue moons (and other seasonal curiosities)?

Transcribed - Published: 2 January 2025

Bigfoot is from North Carolina

Sasquatch is Southern. And its cultural and economic impact in Appalachia is sizable.

Transcribed - Published: 26 December 2024

No Regrets Coyote

Coyotes are incredibly adept at living among humans. So how do we get better at living among them?

Transcribed - Published: 19 December 2024

What Remains: More MOVE remains found

After more MOVE remains were found at the Penn Museum last month, we got in touch with curator Rachel Watkins to find out what happened.

Transcribed - Published: 12 December 2024

Making the most of ‘stick season’

It’s not fall. It’s not winter. It’s somewhere in-between. The Outside/In team has ideas for living your best life through the cold and grey of stick season.

Transcribed - Published: 5 December 2024

Shhhh! It’s the sound and silence episode

The world is literally getting noisier. How can we manage our sonic landscapes?

Transcribed - Published: 28 November 2024

The Ballad and the Flood

How disasters offer a glimpse into another way to live with each other.

Transcribed - Published: 21 November 2024

What's living under your porch

Have we accidentally made luxury apartments beneath our feet? And, is that a bad thing?

Transcribed - Published: 14 November 2024

The Night Owls

The federal government wants to kill one owl to save another.

Transcribed - Published: 7 November 2024

Postmortem: The Stolen Bodies of Harvard

How an elite university became a gruesome stop on a nationwide network of human remains trading.

Transcribed - Published: 31 October 2024

What Remains, Part 2: In Memoriam

A scholar and an activist make an uncompromising ultimatum.

Transcribed - Published: 24 October 2024

What Remains, Part 1: No Justice, No Peace

A classroom display of human skulls sparks a reckoning at The Penn Museum in Philadelphia.

Transcribed - Published: 17 October 2024

What Remains: What's Past is Prologue

A visit to a modern-day bone library, and a fight over the future of ethical science.

Transcribed - Published: 10 October 2024

"Primitive, Unconfined Recreation"

A map, a compass, a smartphone, an adaptive bike… What counts as “technology” on the trail?

Transcribed - Published: 3 October 2024

Ghost in the machine

The team checks our voicemail and makes a shocking discovery.

Transcribed - Published: 26 September 2024

Ghosts in the machine

The team checks our voicemail and makes a shocking discovery.

Transcribed - Published: 26 September 2024

The cold, hard truth about refrigeration

Refrigerated food used to be seen as unnatural. Now, it’s warped our very definition of the word “fresh.”

Transcribed - Published: 19 September 2024

The Mississippi Cyborg

How we turned one of our country’s biggest rivers into a machine - and what happens when that machine starts to break down.

Transcribed - Published: 12 September 2024

The $1,000 balloon

The coolest and most uplifting element is rarer than you might think.

Transcribed - Published: 5 September 2024

Why we get scared—and why we like it

When fear is almost fun... and when it’s just plain terrifying.

Transcribed - Published: 29 August 2024

The not-so-secret life of plants

How new findings in plant behavior science are raising questions about plant life, awareness, and even “intelligence.”

Transcribed - Published: 22 August 2024

This is your brain on GPS

We’re outsourcing one of the most important human skills to satellites and smartphones. What would happen if GPS disappeared?

Transcribed - Published: 15 August 2024

The fifth sense

What the nose knows, why smells have such a powerful connection to memory, and Nate’s fix for garlic breath hypersensitivity.

Transcribed - Published: 8 August 2024

Saving the tallest trees on Earth

Can scientists foster old-growth redwoods… by cutting some of the younger ones down?

Transcribed - Published: 1 August 2024

Hot Olympic Summer: Is Paris Greenwashing the Games?

Paris wants a gold medal in sustainability. Should they get one for greenwashing instead?

Transcribed - Published: 25 July 2024

Every bite is a story

Poet and author Aimee Nezhukumatathil dishes up three flavors that have connected her to others – one familiar, one sweet, and one strange.

Transcribed - Published: 18 July 2024

Introducing “The Youth Development Center”

From the station that makes Outside/In, a powerful new series about one of the biggest youth detention scandals in American history.

Transcribed - Published: 11 July 2024

The new space race

There are more than 9,000 satellites orbiting the planet. The vast majority are owned and operated by one company: Starlink.

Transcribed - Published: 4 July 2024

The Potato Show

In which we reconsider the humble spud.

Transcribed - Published: 27 June 2024

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