Science Fictions

Science Fictions

Tom Chivers and Stuart Ritchie

Episodes 140
Avg. Duration 1h 2m
Activity Declining
Apple Rating 4.6 (64)
Since Jul 2023
Latest Episode May 2026

Outreach Signals

Open to Sponsors Features Guests

Publishing Details

Schedule
Weekly
Format
Episodic
Consistency
59%
Hosting
api.substack.com

Contact & Outreach

About This Podcast

A weekly podcast about the latest scientific controversies, with Tom Chivers and Stuart Ritchie

sciencefictionspod.substack.com

Explore Statistics

Recent Episodes

Unpaywalled: The science of Johann Hari

May 12, 2026 1h 10m

We are sorry we’ve been missing so many episodes recently! Stuart’s been busy and Tom’s been… also busy. We’re busy. Hopefully back to normal service next week. In the meantime, here’s an old paid…

Episode 100: Replication, replication, replication

Apr 28, 2026 1h 17m

We made it: triple figures! And as luck would have it, Nature just simultaneously published four major meta-science papers that are right up our street. Aw. Thanks, Nature. You shouldn’t have.How…

Episode 99.5: Candidate genes

Apr 21, 2026 1h 13m

Here’s another one for the annals of “entire scientific field becomes totally misguided for decades”. How could it have been possible that so many scientists fell for the idea of candidate genes—that…

Episode 99: Power posing

Mar 31, 2026 1h 13m

For a while in the early-to-mid 2010s, the most prominent psychology research in the world was on power posing. Harvard’s Amy Cuddy did a TED talk that reached tens of millions; her exhortation to…

Paid-only episode 28: Tourette's syndrome

Mar 24, 2026 10m

This is a free preview of a paid episode. To hear more, visit sciencefictionspod.substack.comHave you seen the award-winning film I Swear, about a Scottish man with Tourette’s? (The less said about…

Episode 98: Dark oxygen

Mar 17, 2026 58m

In 2024, researchers claimed to find something mysterious at the bottom of the ocean. It was “dark oxygen”—oxygen produced where there’s no chance of photosynthesis. So what could possibly be…

Episode 97: The 2D:4D digit ratio

Mar 10, 2026 1h 3m

The last few episodes have been pretty heavy. So here’s… well, here’s the 2D:4D ratio. Does the difference in length between your index finger and your ring finger reveal a huge amount about your…

Paid-only episode 27: Antidepressants

Feb 24, 2026 9m

This is a free preview of a paid episode. To hear more, visit sciencefictionspod.substack.comAnd now… following last week’s episode on ECT, here’s part two of our double episode on depression…

Episode 96: Electroconvulsive therapy

Feb 17, 2026 1h 13m

Open up some scientific papers, and you’ll hear electroconvulsive therapy described as the most effective treatment for depression (especially very severe depression). But open up others, and you’ll…

Episode 95: Critical thinking

Feb 10, 2026 1h 1m

This episode is dedicated to Justin Eldridge.We like to think that, in often hamfisted ways, we’re applying critical thinking on this show. But what even is “critical thinking”? Can you measure it?…

Episode 94: Medical marijuana

Feb 03, 2026 1h 2m

Here’s another episode that revists a topic we’ve covered before. A while back, we did an episode on the downsides of cannabis (for example, the risk of psychosis). But of course, a lot of people…

Paid-only episode 26: Microplastics redux

Jan 20, 2026 10m

This is a free preview of a paid episode. To hear more, visit sciencefictionspod.substack.comIt’s rare that we return to a topic, but it’s also nice to have been right. In 2024 we did an episode on…

Episode 93: Many analysts

Jan 13, 2026 1h 18m

Here’s a cheery one for our first episode of the year. Guess what happens when you give several sets of scientists the same dataset and ask them to answer the same question? Well, they all find the…

A Christmas 2025 compendium

Dec 30, 2025 32m

We’ve covered a lot of bad science stories over the year. Here are a few more. But in the optimistic spirit of the “holiday season”, the last one has a happy ending. Thanks for listening—especially…

Episode 92: Oliver Sacks

Dec 16, 2025 1h 10m

STOP PRESS: a beloved 20th Century populariser of psychology who wrote massively successful books has been shown to be full of crap. Actually… don’t stop press. Just put it on the pile with all the…

Paid-only episode 25: The menopause and hormone replacement therapy

Dec 02, 2025 10m

This is a free preview of a paid episode. To hear more, visit sciencefictionspod.substack.comDoes the evidence support the use of hormone replacement therapy (HRT)? Depends on when you asked the…

Unpaywalled: Jonathan Haidt vs. social media

Nov 26, 2025 1h

Hello everyone! We weren’t able to record a podcast this week, because 1) Stuart was busy and 2) it’s Tom’s birthday. So by way of apology we’re re-releasing this one about some drama last year…

Episode 91: Entangled Life and the wood wide web

Nov 18, 2025 1h 1m

Everyone has read Entangled Life, the wonderfully-written book about fungi that took the world by storm about 5 years ago. Among many other things, it popularised the “wood wide web”—the idea that…

Episode 90: Cognitive dissonance

Nov 11, 2025 1h 5m

It has happened again. A new paper, based on a tranche of unsealed historical documents, casts serious doubt on a piece of social psychology research from the mid-20th Century. Shocker!This time it’s…

Paid-only episode 24: Creatine

Nov 04, 2025 11m

This is a free preview of a paid episode. To hear more, visit sciencefictionspod.substack.comCreatine is the supplement of the moment, but both of us had vaguely heard that this one might actually…

Frequently Asked Questions

How many episodes does Science Fictions have?

Science Fictions has published 140 episodes since July 2023, covering topics in Science, Technology.

Is Science Fictions still active?

Science Fictions is currently declining with new episodes weekly. Average episode length is 1h 2m.

How do I contact Science Fictions for sponsorship or guest appearances?

Sign up on Grep.FM to access contact details for Science Fictions, including email and social media links.

Similar Podcasts