TORRANCE, Calif. — A cruise-missile airframe is being 3D-printed before my eyes. The AI-driven system, the size of a shipping container, hums as it stacks layer on layer of aluminum and proprietary advanced metals.Why it matters: This white-floored factory at Divergent Technologies, just outside L.A., is a window into the American arsenal of the future.Each of Divergent’s printers…
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