AI chatbot maker Anthropic is seeking a stock market valuation of up to $1.4trn (£1trn).

Donald Trump has said the FBI is looking into Nvidia CEO Jensen Huang’s affair with an alleged Chinese spy – but insisted he is a “very honourable man”. 

Companies making popular weight loss drugs, including Ozempic and Wegovy, will be required to add a warning label about a rare eye condition that can cause blindness, the US Food and Drug Administration (FDA) has said.