Wall Street is tumbling Monday on fears that the market's winners who have feasted on the AI frenzy are under threat from a ...

Nvidia's market value dropped more than $500bn after the emergence of DeepSeek - a low-cost chatbot built by a Chinese AI firm.

The S&P 500 dropped 1.7 per cent, and the Nasdaq 100 slipped 3.1 per cent. With big tech stocks crashing, US stocks were set ...

As pointed out by venture capitalist and Trump tech adviser Marc Andreessen on x (formerly Twitter), DeepSeek’s breakthrough could be “AI’s Sputnik moment.” If that sounds familiar, it’s because it’s ...