Moderna shares dropped as much as 22 per cent on Monday after the US biotech group’s sales forecasts disappointed investors.

Artificial intelligence faces different regulations in Northern Ireland and Britain as a new EU law is phased in from next month, just as the UK attempts to step up its global AI ambitions.

Cleveland-Cliffs and Nucor are set to launch a joint bid to acquire US Steel just weeks after US President Joe Biden blocked the $15bn takeover of the Pennsylvania-based group by Japan’s Nippon Steel, ...