LifeFrozen placentas could be the ticket to a long and healthy lifePlacentas are usually discarded, yet they are packed full of stem cells. Now Bob Hariri and XPrize founder Peter Diamandis aim to harness their potentialFeatures
HealthHow Theresa May’s plan for an AI-powered NHS could go very wrong Trials of artificial intelligence show it can spot diseases that doctors miss – but rolling the tech out across the UK might prove more difficult Analysis