Such work would be an important reality check as society grapples with this kind of emerging threat from AI, says Casadevall, but would be tricky to do, as it might be precluded by international treaties prohibiting the development of biological weapons.
—
Nell Greenfieldboyce,
NPR,
2 Oct. 2025
Middle Tennessee's erosion-prone limestone and other hard bedrock have historically precluded Nashville leadership from exploring underground transportation.
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