Works in Progress
Works in Progress Podcast
Works in Progress is an online magazine devoted to new and underrated ideas about economic growth, scientific progress, and technology. Subscribe to listen to the Works in Progress podcast, plus Hard Drugs by Saloni Dattani and Jacob Trefethen.
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Works in Progress
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Podcast website
Latest episode
Jun 17, 2026
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Episodes
Issue 24: Rats, The Glorious Revolution and the secret to ultra-Orthodox fertility 17.06.2026 1:00:55
Alberta is the only part of the world that has people but not rats. Rats came to the new world on ships to New York, Boston and Philadelphia during the Industrial Revolution. From there they spread west at a rate of 24 kilometers a year and by 1950 they were on Alberta's border. But Albertans stopped them coming any further. In the US there is a culture that lives in dense cities, the women usuall...
The lost art of building cities 03.06.2026 1:25:19
In the nineteenth century, cities often grew a thousandfold while increasing wages, the size of homes, and delivering great public goods like electricity and plumbing to their people. What made them so extraordinary? They had a hybrid of laissez-faire and top-down control. Landowners could build almost anything they liked but street networks were laid out with near-Soviet thoroughness decades in a...
Inventing the second malaria vaccine with Katharine Collins 27.05.2026 2:15:08
Malaria is caused not by a virus or bacterium, but by a complex, shape-shifting parasite that has evolved alongside us for millennia. This has made vaccine development a brutal challenge. In this episode, Jacob and Saloni are joined by Katharine Collins, who co-invented the second malaria vaccine, called R21, during her PhD. They discuss the gruelling process of reverse-engineering a vaccine and e...
Where did all the good sculptors go? 20.05.2026 1:19:02
The Trump administration wants to bolster traditional art. Their attempt to revive sculpture, a mass statue-building program, is doomed. America doesn’t have the sculptors, foundries, and workers to make hundreds of bronze or marble sculptures. North Korea would be in a much better position. Sam and Samuel sit down with our Art Director, Atalanta, a sculptor by training, and talk all things sculpt...
The evolution of bacteria 08.05.2026 11:09
Generations of microbes evolve in hours, not millennia. By speeding up Darwin’s clock, scientists have watched evolution happen in real time, and it’s changed how we understand natural selection. You can see the images, graphs and read the article at https://worksinprogress.co/issue/the-evolution-of-bacteria-2/ And you can find the rest of Works in Progress at worksinprogress.co Words by Kevin Bla...
What is local government good for? 06.05.2026 1:02:42
Local government works best when areas can compete with each other and capture some of the upside of economic growth. Ben sits down with Judge Glock to discuss how well-structured local incentives helped make Loudoun County, Virginia, the global capital of data centers — and helped France build so many nuclear power stations. They discuss which public goods local government is best placed to provi...
Washer woman: The invention of dishwashers 01.05.2026 9:19
In 1965, married American women did 34 hours of housework weekly. By 2010, that had fallen to 18 hours. The dishwasher wasn’t the only cause, but it certainly helped. You can see the images, graphs and read the article at https://worksinprogress.co/issue/inventing-the-dishwasher/ And you can find the rest of Works in Progress at worksinprogress.co Words by Erin Braid Read by Stuart Ritchie Music b...
The triumph of logical English 24.04.2026 40:47
English prose has become much easier to read. But shorter sentences had little to do with it. You can see the images, graphs and read the article at https://worksinprogress.co/issue/the-logical-triumph-of-english/ And you can find the rest of Works in Progress at worksinprogress.co Words by Henry Oliver Read by Stuart Ritchie Music by David Hackett
How to speed up clinical trials 22.04.2026 56:15
Drug development has never been more expensive, in terms of output per dollar spent. This trend, called Eroom's law, is surprising, considering incredible technological advances. Ben and Saloni talk to Ruxandra Teslo about why this has happened and what can be done about it. How can we reform clinical trials to make them more efficient and abundant? Why are so many pharma companies moving early t...
How to spot a monopoly: Measuring competition 17.04.2026 25:07
Competition makes capitalism work. A new method for measuring it may be the holy grail of economic regulation. You can see the images, graphs and read the article at https://worksinprogress.co/issue/how-to-spot-a-monopoly/ And you can find the rest of Works in Progress at worksinprogress.co Words by Brian Albrecht Read by Stuart Ritchie Music by David Hackett
The death rays that guard life: We can use ultraviolet light to disinfect public spaces 10.04.2026 24:33
We disinfect water before we drink it. Germicidal ultraviolet could make airborne disease as rare as those carried by water. You can see the images, graphs and read the article at https://worksinprogress.co/issue/the-death-rays-that-guard-life/ And you can find the rest of Works in Progress at worksinprogress.co Words by Gavriel Kleinwaks & Karam Elabd Read by Stuart Ritchie Music by David Hac...
Issue 23: Egg freezing, Australian refugee policy and ASML 08.04.2026 1:05:42
You should freeze your eggs. Contrary to popular myth, egg freezing works very well and if you freeze your eggs in your twenties or early thirties, you have a very good chance of having a child. European leaders are looking to copy Australia's example and cut migration from boat-bound refugees but they are in danger of learning the wrong lessons. Offshore detention was the most widely publicized a...
Inflatable space stations: Creating artificial gravity so we can live in space 03.04.2026 19:03
If we ever want to live in space, we need to work out a way of creating artificial gravity. You can see the images, graphs and read the article at https://worksinprogress.co/issue/inflatable-space-stations/ And you can find the rest of Works in Progress at worksinprogress.co Words by Angadh Nanjangud Read by Stuart Ritchie Music by David Hackett
The algorithm will see you now: Why radiologists haven't been replaced by AI 27.03.2026 21:31
Radiology combines digital images, clear benchmarks, and repeatable tasks. But replacing humans with AI is harder than it seems. You can see the images, graphs and read the article at https://worksinprogress.co/issue/the-algorithm-will-see-you-now/ And you can find the rest of Works in Progress at worksinprogress.co Words by Deena Mousa Read by Stuart Ritchie Music by David Hackett
Did status signaling ruin architecture? 25.03.2026 1:27:47
There are basically no ugly buildings from before 1930. There are definitely none from before 1830. Why? Is it survivorship bias? Have we demolished all the ugly old buildings and only kept the most beautiful and prestigious buildings? Is it just a matter of taste? Perhaps we haven't come round to liking modern buildings yet but we will. Is it because ornament is too expensive to reproduce now lab...
Sunscreen for the planet: Geoengineering a cooler planet 20.03.2026 22:30
The world is warming faster than we can cut emissions. Volcanoes are already cooling the planet, with particles that reflect sunlight. Maybe we can too. You can see the images, graphs and read the article at https://worksinprogress.co/issue/sunscreen-for-the-planet/ And you can find the rest of Works in Progress at worksinprogress.co Words by Daniele Visioni & Dakota Gruener Read by Stuart Rit...
How to redraw a city: Land readjustment in Japan 13.03.2026 35:05
Japan faced some of the world’s toughest planning problems. It solved them by letting homeowners replan whole neighborhoods privately by supermajority vote. You can see the images, graphs and read the article at https://worksinprogress.co/issue/how-to-redraw-a-city/ And you can find the rest of Works in Progress at worksinprogress.co Words by Anya Martin Read by Stuart Ritchie Music by David Hacke...
Longevity 11.03.2026 1:25:28
There are some animals that can live for hundreds of years. Do the secrets to human longevity lie in a lobster's ability to regrow felled limbs, in a Greenland shark's ultra-slow metabolism, or in an elephant's extreme cancer resistance? Aria, Ben and Saloni discuss why human (and pet) lifespans have increased so much over the past centuries and what we else we can do to age more slowly. For more,...
Two is already too many: Why South Korean birth rates are so low 06.03.2026 29:13
Every hundred South Koreans today will have only six great-grandchildren between them. The rest of the world can learn from Korea’s catastrophe to avoid the same fate. You can see the images, graphs and read the article at https://worksinprogress.co/issue/two-is-already-too-many/ And you can find the rest of Works in Progress at worksinprogress.co Words by Phoebe Arslanagic-Little Read by Stuart R...
Should everyone be taking statins? 27.02.2026 2:54:47
Heart disease is the leading cause of death worldwide, but it’s also one of medicine’s biggest success stories. Since the 1950s, the risk of dying from cardiovascular disease has fallen dramatically, thanks to public health efforts, emergency care, medical innovation, and surgeries. In this episode, Jacob and Saloni explore the cholesterol revolution: from statins discovered in fungi to new drugs...
Why Europe has stagnated 25.02.2026 1:29:32
Europe is now much poorer than America. Is it because Europe doesn’t have a big tech giant? Can we blame the bureaucrats in Brussels? What happened to make Germany ban combustion cars? Should we turn Europe into a playground for American and Asian elites? Are the far right going to solve Europe’s energy problems by burning coal to own the libs? Pieter, Sam and Aria discuss why Europe hasn’t grown...
Inflation in Rome, Weimar Germany and Soviet Russia with Mark Koyama 11.02.2026 1:17:19
People hate inflation. It undermines faith in the government so people obstruct policies that require faith in the state, like nuclear power, and in democracies it drives them to vote for extremist parties. Ben and Pieter sit down with economic historian Mark Koyama and discuss the fallout of historical inflation crises from the Roman Empire to Weimar Germany. Ben reveals his hidden libertarian 'G...
The nuclear renaissance 30.01.2026 1:21:19
In the mid twentieth century, nuclear power was meant to be the cheap and clean energy of the future. Now, nuclear power is expensive, maligned and unpopular. Ben, Sam and Alex discuss what went wrong in most of the world and, surprisingly, what went right in France. Ben delivers a radioactive hot take that meltdowns aren't so bad after all. You can read more about the French nuclear success here:...
The first cancer vaccine 22.12.2025 2:58:47
Hepatitis B is a tiny virus that causes hundreds of thousands of deaths from liver disease and cancer each year. The vaccine against it became the first of many milestones: it was the first viral protein subunit vaccine, the first recombinant vaccine, and the first vaccine to prevent a type of cancer. In this episode, Jacob and Saloni follow the trail of strange jaundice outbreaks that scientists...
The history of vaccines 26.11.2025 2:06:23
Before vaccines became routine, they were risky experiments. In this episode, Jacob and Saloni travel back to the world of smallpox, cowpox, and cow-based “vaccine farms” to see how scientists stumbled toward the first vaccines against infectious diseases: smallpox, rabies, TB, polio, and more. Through the stories of milkmaids and aristocrats, secret lab notebooks, microscopes and cell culture, th...
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