{
  "id": 6864205,
  "title": "The excess pessimism of early nuclear bomb designers",
  "url": "https://urgent.news/2026/09/12/the-excess-pessimism-of-early-nuclear-bomb-designers",
  "topic": "finance",
  "section": "Finance & Markets",
  "published": "2026-09-12T04:25:50.000Z",
  "source": {
    "name": "Marginal Revolution",
    "slug": "marginal-revolution",
    "url": "https://marginalrevolution.com/marginalrevolution/2026/09/the-excess-pessimism-of-early-nuclear-bomb-designers.html"
  },
  "original_language": "en",
  "account": "The scientists involved in the Manhattan Project were excellent at predicting the technological and geopolitical implications of nuclear weapons. They accurately predicted that the Soviet Union would develop their own bomb in 1949 and foresaw the advent of thermonuclear weapons, massive arsenals, and the vulnerability of cities to nuclear attack.\n\nHowever, their predictions about the political consequences of nuclear weapons were overly pessimistic compared to the general public's views. While the scientists campaigned for international control of nuclear weapons, a Gallup poll in August 1945 revealed that 69% of Americans thought the development of the atomic bomb was a good thing, while only 17% considered it bad. This suggests a significant gap between the scientists' views and the public's perception of the potential consequences of nuclear weapons.\n\nThe scientists tended to underestimate the response of political and military institutions to the threat of nuclear war. They failed to appreciate the development of second-strike capabilities, the establishment of elaborate command systems, and the emergence of crisis management strategies. Perhaps most importantly, they underestimated the concept of mutually assured destruction (MAD), which would have deterred the use of nuclear weapons during a conflict.\n\nIn summary, the bomb's developers exhibited an unusual level of pessimism regarding the political ramifications of their invention, which was far greater than the general public's concern. The scientific community's pessimism appears to have been more rooted in their own understanding of the potential consequences of nuclear weapons, rather than reflecting the broader consensus among the American population.",
  "summary": "From GPT Pro: The Manhattan Project scientists were remarkably good technological and arms-race forecasters. They correctly rejected the idea that America’s nuclear monopoly could be maintained; the Soviet bomb arrived in 1949. They anticipated thermonuclear weapons, huge arsenals and the extreme vulnerability of cities. Where many of them went wrong was in moving from “a […] The post The excess…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}