Brain implants fuel U.S.-China bioscience rivalry

Brain implants like those being developed by Elon Musk's Neuralink are becoming the latest friction point in the intensifying U.S.-China rivalry in the life sciences. Why it matters: The devices are bringing new hope to patients with strokes, Parkinson's disease and other neurological conditions. And tech billionaires have fueled advances by pouring billions into biotech startups focused on linking the brain with computers. But a new national security analysis says U.S. development efforts are…