OpenAI closed a $40 billion funding round, the largest on record for a private tech company, at a $300 billion valuation.

US stocks fell after Nvidia revealed costly new curbs on chip exports to China, and investors grappled with uncertainty over ...

Nvidia revealed Tuesday the Trump administration’s tighter export controls on computer chips will cost the company $5.5 ...

Find out who Mikel Arteta has selected for tonight's Champions League quarter-final second leg against Real Madrid ...