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Breakthrough Chronicles · Episode 20 · 5 min · English audio · 6 September 2026

Breakthroughs and Betrayals: The Human Stories Behind Science's Biggest Leaps

Each week, we dive into the drama, rivalry and obsession that sparked world-changing discoveries in science.

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Breakthrough Chronicles

Dive into the gripping human story behind one of medicine's most pivotal discoveries: insulin.

Podcast · 27 episodes · Latest 25 October 2026 · English audio

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What this episode covers

Before anesthesia, surgery was a race against shock and pain. This episode follows the people behind its arrival. Hartford dentist Horace Wells saw that nitrous oxide blocked pain, but his January 1845 demonstration at Massachusetts General Hospital failed when the patient cried out. His former partner William T. G. Morton, advised by chemist Charles Jackson, turned to ether, and on October 16, 1846, surgeon John Collins Warren operated on a calm patient before a packed surgical theater. Georgia doctor Crawford Long had used ether in 1842 but did not publish until 1849. The episode ends with the bitter fight for credit.

Key points

  • Hartford dentist Horace Wells noticed the pain-blocking effect of nitrous oxide and tested it by having another dentist pull one of his teeth.
  • Wells’s January 1845 demonstration at Massachusetts General Hospital failed when the patient cried out, and the crowd called him a humbug.
  • On October 16, 1846, at Massachusetts General Hospital, surgeon John Collins Warren operated while Morton’s patient stayed calm, with no scream.
  • Georgia doctor Crawford Long had used ether for surgery as early as 1842 but did not publish his findings until 1849.
  • Morton tried to patent ether under the secret name Letheon.

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Transcript

758 words · Script-based transcript; wording may differ from the recording.

A surgeon from the 1800s described an operation this way: “The horror of great darkness… and the sense of desertion by God and man… the bloody dismembered limb lying on the floor.” Before anesthesia, that was surgery. It wasn't healing; it was butchery at speed, set to a soundtrack of screams. And the thing is, the pressure wasn't just on the patient, it was on the surgeon. You had minutes, sometimes seconds, before the patient's body gave out from shock and pain. Right. And just like we saw in the race to find Neptune, the quest to end that suffering wasn't some clean, linear process. It was a story of intense human drama, obsession, and bitter rivalry.

It really centers on three, maybe four, key figures. But the first one to get close was a dentist from Hartford, Connecticut, named Horace Wells. Wells sees people at a carnival, you know, getting high on nitrous oxide—laughing gas—and acting foolish. But he notices something else. They're injuring themselves and they don't feel a thing. So he tries it himself. He has a friend give him the gas, and another dentist pulls one of his teeth. He said he felt not "so much as the prick of a pin." He thinks he's done it. He's invented painless dentistry. He's on top of the world. So in January 1845, he arranges a public demonstration at Massachusetts General Hospital.

He’s going to show the world’s best surgeons his miracle. But the patient, uh, cries out during the procedure. Yeah, the dose was likely too low. The crowd immediately turns on him. They laugh him out of the room. They call him a "humbug," a fraud. His career is destroyed. Just brutal. But in that room, watching this public humiliation, is his former dental partner, a guy named William T. G. Morton. And Morton doesn't see a failure. He sees an idea that was… almost right. Exactly. So Morton starts experimenting, but not with nitrous oxide. He consults a prominent chemist, Charles Jackson, who suggests a different substance: ether.

So now we have our main players. Wells, broken and disgraced. Morton, the ambitious one, chasing the idea. And Jackson, the academic who gave him the key. And then there's the fourth guy, Crawford Long, a doctor down in Georgia who had actually used ether for surgery as early as 1842. Wait—four years earlier? So why don't we talk about the Long demonstration? Because he never told anyone! He didn't publish his findings until 1849, long after the battle for credit had already begun. It’s a huge "what if" in medical history. Wow. So the stage is set for Morton. He refines the technique, creates an inhaler, and arranges his own demonstration.

Same place as Wells's failure: Massachusetts General Hospital. October 16, 1846. The surgical theater is packed. Everyone there is expecting another humbug, another failure. The surgeon, John Collins Warren, is about to remove a cyst from a man's neck. Morton places the inhaler over the patient’s mouth. The room is dead silent. Then Morton turns to the surgeon and says, "Sir, your patient is ready." Warren makes the first incision. Nothing. No scream. No struggle. He completes the entire operation, and the patient is calm. When it's over, Warren turns to the stunned audience and says the famous words: "Gentlemen, this is no humbug." Chills.

That one moment changes everything. It’s the end of one era of medicine and the beginning of another. Suddenly, precision mattered more than speed. The numbers prove it. Surgical volume at that one hospital went up 250 percent almost overnight. Operations that were completely unthinkable before were now possible. But it wasn't a magic wand. The battle for credit between Morton, Jackson, and the ghost of Horace Wells became ugly and consumed their lives. Morton even tried to patent ether under a secret name, "Letheon," to get rich. And the discovery didn't even solve the biggest killer in surgery: infection. Operating theaters were still filthy.

That breakthrough had to wait for Joseph Lister in the 1870s. It also wasn't applied equally—social factors like race and class often determined who got relief from pain. So the conquest of pain was anything but painless for its pioneers. When Morton died, broke and exhausted from the fight, the chief surgeon at his hospital stood over him and said, "Here lies a man who has done more for humanity... than any man who has ever lived." A stunning tribute. But you have to wonder if, for Morton, it was worth the price.

Made with AI. AI may assist this episode’s research, and it writes and voices the episode. Neither the transcript nor this page is an editorial fact check. To report an error, email hi@lissin.com with the episode URL and timestamp. See our editorial standards.

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About Breakthrough Chronicles

An AI-generated podcast on the people and rivalries behind medical and astronomical discoveries, such as insulin.

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