Unexplainable takes listeners right up to the edge of what we know…and then keeps on going. The Unexplainable team — Noam Hassenfeld, Julia Longoria, Byrd Pinkerton, and Meradith Hoddinott — tackles scientific mysteries, unanswered questions, and everything we learn diving into the unknown. New episodes Mondays and Wednesdays. From Vox and the Vox Media Podcast Network.
Dismissing pseudoscience is too easy. Understanding why it spreads so quickly is harder. It can teach us why real science works and how to spot the difference between the two. To watch this episode on video, find us on Netflix! Guest: Hank Green, creator of SciShow and Crash Course, co-host of Vlogbrothers For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
8/10/26 • 27:05
Down beneath the waves, where the light starts to fade, there's an ecosystem scientists don't fully understand. About a decade ago, some researchers left structures in this mysterious world and let them grow encrusted with life. Now they're pulling them back up again and unwrapping them like scientific presents.Guests: Luiz Rocha, ichthyology curator at the California Academy of Sciences, along with Johanna Loacker, Lynn Bonomo, Chris Meyer, Sarah Tweedt, Tito Monteiro da Cruz Lotufo, Emily Rutkowski, Yara Tibirica, Daniel Eisenhauer, Terry Gosliner, and Chrissy PiotrowskiFor show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
8/5/26 • 39:40
Birds navigate using Earth’s magnetic field, but scientists still don’t know how they actually sense it. Called the holy grail of sensory biology, magnetoreception offers a window into the thousands of unique sensory worlds animals experience. To watch this episode on video, find us on Netflix! Guest: Ed Yong, author of An Immense World: How Animal Senses Reveal the Hidden Realms Around Us For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
8/3/26 • 27:39
This global weather phenomenon could help make 2027 the hottest year on record. Our friends at The Gray Area explore what the upcoming El Niño season could reveal about the future of our climate. Guests: Sean Illing, host of The Gray Area; David Wallace-Wells, New York Times climate writer For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
7/29/26 • 44:14
It can be hard to know how to interact with the sun. Some people have swung to opposite ends of the spectrum — either over-tanning or avoiding the sun entirely. But what would a middle ground look like? To watch this episode on video, find us on Netflix! Guest: Rowan Jacobsen, author of In Defense of Sunlight For show transcripts, go to vox.com/unxtranscriptsFor more, go to vox.com/unexplainableAnd please email us! unexplainable@vox.comWe read every email.Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/membersThank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
7/27/26 • 30:59
The Late Bronze Age, when the Trojan War supposedly took place, was way more modern than Homer made it seem. But around 1177 BCE, a vast network of interconnected societies suddenly collapsed. What caused arguably the greatest societal collapse in the history of the world? Hint: It's a lot more complicated than the "Sea Peoples." Guest: Eric Cline, professor at George Washington University and author of 1177 B.C.: The Year Civilization Collapsed For show transcripts, go to vox.com/unxtranscriptsFor more, go to vox.com/unexplainableAnd please email us! unexplainable@vox.comWe read every email.Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/membersThank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
7/22/26 • 25:25
How do we know what we know about dinosaurs? Riley Black takes us back to the Mesozoic Era and explains how paleontologists piece together the lives of dinosaurs from often fragmentary clues. To watch this episode on video, find us on Netflix! Guest: Riley Black, science writer, amateur paleontologist, and consultant for the Jurassic World franchise. For show transcripts, go to vox.com/unxtranscriptsFor more, go to vox.com/unexplainableAnd please email us! unexplainable@vox.comWe read every email.Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/membersThank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
7/20/26 • 31:43
A 2015 review found that most people in the US will experience a diagnostic error in their lifetime. Some of those errors are less devastating than others, but how can we help people get better answers about their health? One family's search for answers with a mystifying illness highlights a different approach to diagnosis.Guest: Alexandra Sifferlin, author of The Elusive Body: Patients, Doctors, and the Diagnosis Crisis and deputy science editor at the New York TimesFor show transcripts, go to vox.com/unxtranscriptsFor more, go to vox.com/unexplainableAnd please email us! unexplainable@vox.comWe read every email.Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/membersThank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
7/15/26 • 32:21
When people listen to songs, why do some people pay more attention to the music, and some people pay more attention to the lyrics? The answer goes way deeper than you might think — to the heart of what it means to hear anything at all. To watch this episode on video, find us on Netflix! Guests: Charlie Harding, host of the Switched on Pop podcast; Dominique Vuvan, professor at Skidmore CollegeFor show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable by becoming a Vox Member today: vox.com/members Learn more about your ad choices. Visit podcastchoices.com/adchoices
7/13/26 • 32:57
Unexplainable is coming to Netflix! Starting Monday, July 13. For show transcripts, go to vox.com/unxtranscriptsFor more, go to vox.com/unexplainableAnd please email us! unexplainable@vox.comWe read every email.Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/membersThank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
7/9/26 • 03:03
It’s possible that the entire observable universe is inside a black hole. All we need to do in order to find out is … build a gigantic particle collider around the moon. (Originally aired in 2024) Guest: James Beacham, particle physicist at the Large Hadron Collider at CERN For show transcripts, go to vox.com/unxtranscriptsFor more, go to vox.com/unexplainableAnd please email us! unexplainable@vox.comWe read every email.Support Unexplainable by becoming a Vox Member today: vox.com/members Learn more about your ad choices. Visit podcastchoices.com/adchoices
7/6/26 • 25:37
As the world gets warmer and storms get worse, insurance companies are jacking up rates or refusing to cover homeowners altogether. Is the future uninsurable? (Originally aired in 2024). Guests: Umair Irfan, climate reporter; Karen Clark, co-founder and CEO of Karen Clark & Company; Joe Skuba, VP at The Gray Insurance Company; and Carolyn Kousky, Associate VP at Environmental Defense Fund For show transcripts, go to vox.com/unxtranscriptsFor more, go to vox.com/unexplainableAnd please email us! unexplainable@vox.comWe read every email.Support Unexplainable by becoming a Vox Member today: vox.com/members Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/29/26 • 29:47
Periods and menstrual fluid have long been overlooked by scientists. Now, researchers are starting to suspect they might be sources of medical treasure. (Originally aired in 2024) Guest: Jemma Evans, biologist For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/24/26 • 19:49
Two mysteries we can't stop thinking about: Is lightning actually caused by cosmic rays? And why don't birds play chess? Articles featured: “What Causes Lightning?” by Charlie Wood (also featured on The Quanta Podcast) and “Empire of flight” by Antone Martinho-Truswell. For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/22/26 • 27:26
When an invasive bug landed on the East Coast, people embraced the order to squish it to death. But what has all that squishing done to us? Guests: Julie Urban, professor in the entomology department at Penn State; Chelsea Batavia, community engagement coordinator with a PhD in forestry For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/17/26 • 32:52
Sean Rameswaram, co-host of Today, Explained, recently went on a dairy adventure. Noam talks to Sean about what he learned, and about why raw milk is gaining popularity, even though there are significant health risks. Guest: Sean Rameswaram, co-host of Today, Explained For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/15/26 • 31:53
Around 90% of life on Earth is unknown. Can Benji find a new species in his backyard? Guests: Benji Jones, Vox senior correspondent, and the NYC species project. For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/10/26 • 26:06
Climate change is making hurricanes, floods, and wildfires harder to prepare for just as confidence in the government’s disaster response is collapsing. Our friends at On the Media explore how FEMA became a target of conspiracy theories, political attacks, and a growing crisis of trust. Guests: Eloise Blondiau, senior producer at On The Media; Micah Loewinger, co-host of On the Media For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/8/26 • 60:04
Vijay Sikand is a family doctor in the Connecticut town that gave Lyme disease its name. When a pharmaceutical company came to town to test a vaccine, he built a career and a community around the trial. Then the Lyme vaccine became a cautionary tale. Guest: Vijay Sikand, MD, family medicine and pediatrics For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/3/26 • 38:14
Fetuses leave cells behind in their parents' bodies, where they braid themselves into tissues, and remain, for years. What are they doing in there? (Originally aired in 2023) Guests: Amy Boddy, Associate Professor of Anthropology at the University of California, Santa Barbara; Lee Nelson, Professor Emeritus at the Fred Hutch Cancer Center For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
6/1/26 • 36:15
Paul Ehrlich was famous for predicting a population explosion that would destroy the planet, but he didn't count on human ingenuity. Guest: Bryan Walsh, Vox senior editorial director This episode was made in partnership with Vox’s Future Perfect team. For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
5/20/26 • 16:54
What would life look like after a global nuclear war? Would underground bunkers work? What would we do for food? What about radioactive snow?! In this episode of Are We Doomed?, reporter Ben Bradford tries to find out. Guest: Ben Bradford, host of Are We Doomed? For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
5/18/26 • 41:43
What happens when researchers reexamine some of the basic facts about the Black Death? They start rewriting history and rethinking blame. Guests: Hannah Barker, professor at Arizona State University; Ulf Büntgen, professor at the University of Cambridge; Martin Bauch, historian at the Leibniz Institute for the History and Culture of Eastern Europe For show transcripts, go to vox.com/unxtranscriptsFor more, go to vox.com/unexplainableAnd please email us! unexplainable@vox.comWe read every email.Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/membersThank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
5/13/26 • 32:05
One of the world’s most biodiverse aquifers is full of strange, blind creatures that have evolved in isolation for millions of years. But one is missing. (Originally aired in 2022) Guests: Benji Jones, Vox senior correspondent; Andy Gluesenkamp, Conservation biologist and herpetologist (a reptiles and amphibians guy) For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
5/11/26 • 28:01
Pioneering musicians Beatie Wolfe and Brian Eno released their latest album Liminal by broadcasting it from a 50-foot microwave antenna. Noam talks to Beatie about why “dark matter music” was the perfect sound to beam into deep space, and how music can take us places that are even harder to reach. Guest: Beatie Wolfe, composer and conceptual artist For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
4/29/26 • 33:54
Today on the show: a double feature — two mysteries in one episode. First, it seems like all living things emit a faint glow that disappears when they die. Then, is the International Space Station ... too clean? Guests: Daniel Oblak, professor of physics at the University of Calgary; Rodolfo Antonio Salido Benítez, scientist at SPT Labtech Links: Daniel's paper with mouse and leaf images; Rodolfo's paper on the ISS For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
4/27/26 • 27:30
To hear some people tell it — especially people on TikTok — inflammation is the root of all disease. It's... not that simple. But inflammation does have a lot to teach us about why modern life can make us feel so bad, and even what we might be able to do about it. Guest: Dylan Scott, senior correspondent at Vox For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
4/22/26 • 32:03
A few months ago, we put out an episode about what silence sounds like, and it caught the attention of Rob Rosenthal, who hosts a podcast called Sound School about the craft of audio storytelling. So he called up host Noam Hassenfeld to ask him a question he couldn't stop thinking about: How do you make something that sounds like nothing?Host: Rob Rosenthal, host of Sound School PodcastGuest: Noam Hassenfeld For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
4/20/26 • 27:44
Can microbes travel through space on meteorites? It’s an idea called “lithopanspermia,” and to work out if it’s even feasible, some researchers decided to shoot microbes — with a gun. Guests: K.T. Ramesh, professor of science and engineering at Johns Hopkins University; Lily Zhao, mechanical engineer at Johns Hopkins University For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
4/15/26 • 26:18
For the first time in over 50 years, humans have gone to the moon and back. And this time, NASA says we're going to stay. NASA's planning for more missions, a permanent moon base, and even a mission to Mars. But there's a pretty big question hanging over all these dreams: Can humans survive in space long enough to make them happen?(A version of this episode originally aired in 2022, with the launch of Artemis I.) Guests: Anne McClain, NASA Astronaut; Scott Kelly, former NASA Astronaut; Rebecca Boyle, science writer, Jonathan Jiang, NASA astrophysicist For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every email. Support Unexplainable (and get ad-free episodes) by becoming a Vox Member today: vox.com/members Thank you! Learn more about your ad choices. Visit podcastchoices.com/adchoices
4/13/26 • 31:33
