The effective interest rate on US government bonds over 10 years, known as the 10-year Treasury yield, has risen as high as 5.04% but has eased back since.

The rise has reignited the debate about the state pension's long-term affordability and generational fairness.

The US president's comments come after Anthropic co-founder Jack Clark told the BBC an AI "kill switch" may need to be mandatory.

Relocation schemes offer support for people who want to swap big cities for a cheaper, quieter life.

US President Donald Trump dismisses calls to slow the development of AI, saying that claims of it "taking over the World" are a "HOAX".