How Apple's M-series chips push Qualcomm & MediaTek to innovate in 2025 with custom designs, AI, and advanced manufacturing.

Chinese startup DeepSeek’s eponymous AI assistant rocketed to the top of Apple Inc.’s iPhone download charts, stirring doubts in Silicon Valley about the strength of America’s lead in AI.

Dow Jones futures fell Sunday night, along with S&P 500 futures and especially Nasdaq futures, amid concerns over AI progress ...