Learnvia, started by Carnegie Mellon University and supported by the Gates Foundation, says its AI-enabled tools can save professors’ time and help students make quicker progress.

BBC analysis editor Ros Atkins looks at why tensions have been running so high in the city - and how we got here.

King Charles has welcomed stars including Dame Judi Dench, Benedict Cumberbatch and Kate Winslet to Windsor Castle for the ...