We peek inside the chrysalis and answer your questions about mosquitoes, fireflies, and more.

What if apples have more in common with American immigrants than they do colonial heritage?

Let’s do the time warp again

Nate discovers a colony of bats living in the siding of his new house and is forced to either evict them or learn to coexist.

We tracked down the people fighting fake news on social media to ask them how they do it. .

Please fasten your seatbelts. The future of decarbonized aviation is preparing for take-off.

Endless Thread’s Ben Brock Johnson is obsessed with a National Monument that goes by many names.

Republicans say the solution to wildfires is more logging. Are they right?

You think the asteroid that killed the dinosaurs was bad? Wait until you hear about the Siberian Traps.

Can psilocybin help cancer patients confront their feelings about death?

Spaghettification by black hole, the power of animal urine, and the end of an era.

How do wilderness EMTs cope when a rescue goes wrong?

The story of how a leading eugenicist and a handful of wealthy automakers helped engineer the modern lab mouse.

We’re talking about the OG climate mystery known as El Niño. What is it? How did it get its name? And what's it got to do with climate change?

A true crime story about Big Oil, climate action, and the invention of “corporate free speech.”

From ultrasonic beats made by tomato plants to the nose of the shark and the migration of the monarch butterfly, we explore the many ways of communicating beyond human awareness.

It's not just grapes.

With the film ‘Oppenheimer’ coming out this week, host Nate Hegyi takes a look at the hidden history behind the world’s first radioactive fallout.

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

We eat more shrimp than any other seafood in this country. So times should be really good for shrimpers, right? But shrimpers say things have never been worse and that their whole industry here in the United States is on the brink of extinction.

You’re hiking with your dog when poop happens. It’s natural to let it decay in the woods, right? Or is it better to put it in a plastic bag and send it to a landfill?

When you're standing on the edge of a cliff, have you ever felt an inexplicable urge... to jump?

Synthetic clothes are made from fossil fuels, and cotton is water intensive. But figuring out what fabrics are best for the environment may be missing the point.

A drag show in rural North Carolina, a plot to attack the power grid in Baltimore, and a forest in Georgia.

The first of two episodes exploring the changing landscape of environmental protest in the United States, from Standing Rock to Cop City and beyond.