

Endless Thread
WBUR
Untold histories, unsolved mysteries, and other jaw-dropping stories online and IRL. Hosted by Ben Brock Johnson & Amory Sivertson.
Episodes
Mentioned books

Oct 16, 2026 • 25min
ChatGPT's human editors
Human reviewers are examining real ChatGPT conversations to help make its responses sound more natural. Reporters and the hosts explore Project Lily, reviewer grading systems, robotic language, sycophancy, and AI’s false claims of human experience. They also examine intimate uses of ChatGPT, privacy expectations, imperfect anonymization, and how difficult opting out can be.

Oct 9, 2026 • 33min
Remembering Brooke Eby
Brooke Eby, a content creator and ALS advocate, turned a terminal diagnosis into candid, darkly funny videos that built a vast online community. She reflects on discovering ALS, dating posts, medication taste tests, viral attention, and the uncomfortable reality of rapid physical change. She also discusses creating content without a voice and transforming followers into meaningful support for patients and caregivers.

Oct 2, 2026 • 25min
Mixed signals: Nextdoor villains and the holiday you've never heard of
Grace Tatter and Frannie Monahan, WBUR journalists exploring internet culture and strange histories, tell two tales of online chaos. Amy Brown becomes a neighborhood villain when her Nextdoor identity collides with provocative posts and a library-tax dispute. Then comes Bomellida, a possibly fictional Canadian holiday fueled by Reddit, dubious archives, and AI-generated misinformation. Two sharp stories about digital reputations, invented histories, and the internet’s lack of an off switch.

7 snips
Sep 25, 2026 • 16min
The Haruhi problem
A decades-old math puzzle about finding the shortest sequence containing every possible permutation gets an unlikely breakthrough. The trail leads from nonlinear anime viewing orders to an anonymous 4chan post, a celebrated mathematical paper, and Reddit debates over the ideal binge strategy. Along the way, the conversation explores superpatterns, practical applications, and even the Japanese rule for sequencing cooking ingredients.

Sep 18, 2026 • 33min
Keeping the Lights on at a Video Game Cafe in Southern Yemen
In war-torn Aden, Mo battles blackouts, extreme heat, unreliable equipment, and personal loss to keep his video game café alive. His journey from building computers with scavenged parts to creating a community technology hub takes an unexpected turn when a desperate online post reaches strangers around the world. Along the way, games become a bridge to history, learning, and connection.

Sep 11, 2026 • 29min
Ear rumblers assemble!
Anand Devaiah, a Boston Medical Center otolaryngologist specializing in ear physiology, investigates Ben’s ability to rumble his ears on command. They explore the tiny tensor tympani muscle, visible eardrum contractions, and why some people can create this private roar. Along the way, they consider sensory differences, medical mysteries, and how online communities reveal hidden human experiences.

9 snips
Sep 4, 2026 • 25min
Encore: Owl pursuits
Grace Tatter, a WBUR producer and journalist covering internet culture and odd human stories, investigates UNC Chapel Hill’s mysterious owl. Students share sightings of the bird chasing people, then turn it into a campus mascot. Online rumors swirl about its origins until an alleged caregiver reveals the owl’s surprising history. Along the way: owl attacks, wildlife behavior, habitat loss, and the great poop-versus-pellet debate.

Aug 28, 2026 • 26min
Emily Kwong takes us to science camp
Grab your telescopes because this week on Endless Thread Ben and NPR Short Wave host Emily Kwong take us down two science-related internet wormholes. First, Emily introduces us to the intergalactic world of astronaut fan fiction, starring the crew of the 2026 Artemis II moon mission. Then, Ben takes us through the r/Science discourse on a new LiDAR (Light Detection and Ranging) study mapping an ancient Amazonian civilization.
Show notes:
Short Wave (NPR)
Between change and upgrade (Artemis II fan fiction, Wattpad)
Scientists Uncover Hundreds of Hidden Structures Beneath The Amazon (r/Science)
This content was originally created for audio. An auto-generated transcript is available on Apple Podcasts and Spotify. Heads up that some elements (i.e. music, sound effects, tone) are harder to translate to text.

8 snips
Aug 21, 2026 • 28min
'Turn Bluetooth off, or we're turning around.'
Ryan Jones, a traveler who runs Room Service and started the Reddit thread, narrates his firsthand view of a bizarre inflight scare. Short scenes cover an urgent Bluetooth order, a mysterious network named BOMB, a 7700 squawk that spiked panic, law enforcement on the tarmac, and the teen smartwatch prank that unraveled the drama.

Aug 14, 2026 • 45min
Fruit of the Loom: Horn of Lies
People on the street and online insist a famous underwear logo once included a cornucopia. Hosts hunt thrift stores, vintage ads, trademark filings, and a Colombian sock find for proof. They trace viral edited images, bootlegs, and a 2022 prank as possible sources. The story explores how repeated edits and shared memory can make a false visual feel real.


