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Superbabies?
New Jan 12, 2026 25 min

Superbabies?

Parents are supposed to provide the best life possible for their kids, right? But what does that mean when genetic testing for the baby enters the picture? And how far should they go? Vox senior re...

The G-word
New Jan 07, 2026 26 min

The G-word

Is geoengineering the answer to the climate crisis? Or is it too dangerous to even discuss? It’s been theoretical so far, but now, one startup says their technology could soon shield the Earth from...

Who's afraid of big, bad Yellowstone?
Jan 05, 2026 23 min

Who's afraid of big, bad Yellowstone?

Yellowstone can be a deadly place... but not for the reasons you might think. Guest: Mike Poland, scientist in charge at the Yellowstone Volcano Observatory For show transcripts, go to ⁠...

Vitamin C and the common cold
Dec 17, 2025 32 min

Vitamin C and the common cold

A two-time Nobel Prize-winning scientist changed chemistry, biology, and the politics of science. But when he pushed vitamin C as a cure-all, did he go too far? Guest: Daniel M. Davis, hea...

Your moments of silence (The Sound Barrier #5)
Dec 15, 2025 31 min

Your moments of silence (The Sound Barrier #5)

This episode is a follow-up to The Sound Barrier series, which explores our brain's relationship to sound. In our third episode of the series, we asked listeners to try to experience sile...

Diary of a teenage brain, part 2
Dec 10, 2025 27 min

Diary of a teenage brain, part 2

As our brains develop throughout our childhood and teens, they form connections and then prune back the ones that aren't used. What can we learn from them? Guests: Alison Barth, professor in ...

Diary of a teenage brain
Dec 08, 2025 28 min

Diary of a teenage brain

What's going on in teens' heads? Scientists working on a country-wide study following thousands of young people have spent the last decade trying to answer that question. Guests: Raul Gonz...

The trees of death
Dec 03, 2025 26 min

The trees of death

Way back when forests first evolved on Earth... they might have triggered one of the biggest mass extinctions in the history of the planet. (Originally aired in 2024) Guests: Charles Ver St...

That's no moon...
Dec 01, 2025 21 min

That's no moon...

It's a quasi-moon. Or, a quasi-satellite. Whatever you want to call it, it's hanging out near Earth. And it could be the source of some fascinating new science. Guests: Nick Moskovitz, astr...

Lost on the road to enlightenment
Nov 19, 2025 35 min

Lost on the road to enlightenment

So many of us have been told that meditation can make us less stressed, more productive, and happier. But for a small group of people, it has a dark side. What’s going on? Guests: Willoughby ...

Is animal grief real?
Nov 17, 2025 26 min

Is animal grief real?

A dog on its owner’s grave. A killer whale carrying around its dead calf. A goose that isolates when its mate dies. These behaviors in animals may look like human mourning, but should scientists ca...

The Sound Barrier #4: Listen to the universe
Nov 12, 2025 37 min

The Sound Barrier #4: Listen to the universe

When Wanda Diáz-Merced lost her sight as a college student, she thought her dreams of becoming an astronomer were over — until she learned to listen to space instead. Wanda is one of several pione...

The Sound Barrier #3: What does silence sound like?
Nov 10, 2025 31 min

The Sound Barrier #3: What does silence sound like?

A scientist asked people to sit in a silent room for 15 minutes. Almost half of them decided to give themselves a painful electric shock instead. What is it about our brains that makes our relatio...

The Sound Barrier #2: The noise that isn't there
Nov 05, 2025 33 min

The Sound Barrier #2: The noise that isn't there

Almost 15% of adults suffer from a persistent, often intolerable sound... that is literally just in their heads. Why does the brain do this to us? We help one of our listeners get some answers. Th...

The Sound Barrier #1: The myth of hearing
Nov 03, 2025 40 min

The Sound Barrier #1: The myth of hearing

Just like optical illusions trick our eyes, audio illusions can trick our ears. It makes scientists wonder: What exactly are we hearing, when we're hearing? This is the first episode of our new fo...

Solve me a river
Oct 29, 2025 37 min

Solve me a river

This week on Unexplainable or Not, Sally Helm, the newest member of our team, tries to figure out what's killing mussels, why rivers suddenly change course, and what the longest river in the world ...

This episode is haunted and spooky
Oct 27, 2025 19 min

This episode is haunted and spooky

Now why would you click on something like this? What's wrong with you?! Why are you — and so many other people — into scary stuff? Two scientists are trying to find out. (Originally aired in 2024) ...

Consider the shrimp
Oct 22, 2025 24 min EXPLICIT

Consider the shrimp

Killing two people is worse than killing one. What about 440 billion crustaceans? Adapted from Dylan Matthews's essay on Vox.com. This story is part of a series supported by Animal Charity Ev...

When talent vanishes overnight
Oct 20, 2025 28 min

When talent vanishes overnight

Think about the thing you’ve practiced more than anything else in the world. Maybe it’s painting. Or writing. Or playing baseball. Now, imagine you wake up one day, and you just can’t do it. You’...

Composing chaos
Oct 08, 2025 27 min

Composing chaos

Terry Riley's "In C" is one of the most influential pieces of music of the last century...but you'll never hear it the same way twice. Guest: Evan Ziporyn, composer, clarinetist, an...