Simon Willison’s Weblog

Slouching towards Bethlehem. Photos of the various installations that contributed to the construction of the first atom bomb.

Posted 15th July 2009 at 10:19 am

Recent articles

GPT-5: Key characteristics, pricing and model card - 7th August 2025
OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
ChatGPT agent's user-agent - 4th August 2025

atombomb 1 history 41 nuclear 1 photos 17

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