Jack Clark tells BBC's Newsnight AI could get to the point where it develops without human input.

From next week individual investors can take a stake in Musk's rockets-to-AI company.

Despite the Iran war, inflation and debt fears, US markets keep hitting record highs, fueled largely by AI. BBC's Samira Hussain looks into whether that bubble will burst.

It is the third month in a row US jobs figures have beaten expectations.

The charity says it is facing "an exceptionally challenging trading environment".