The Chinese upstart says it has trained high-performing AI models cheaply, without using the most advanced chips.

Wall Street investors, spurred on by Trump's pro-business agenda, could be ignoring real risks posed by the president.

Chip giant Nvidia ( NVDA) was more than 11% lower in the first hour of US trading. Industry peer ASML ( ASML) lost 8%, while Arm ( ARM ), Broadcom ( AVGO ), and Micron Technology ( MU) also got ...