America built a 76,000-square-foot artificial wound to breed 200 million flies a week — then forgot why (construction-physics.com)
The New World screwworm was eradicated from the US via the Sterile Insect Technique — radiation-sterilized males flooding the wild population — then held back for decades by a fly-drop 'barrier' at the Darien Gap. The barrier breached in 2022–2023 and the parasite is spreading north again.
The thread frames it as a solution that became a victim of its own success — and flags that the foundational research, irradiating flies with cobalt-60, would never clear an ethics board now.
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