I knew that breastfeeding is important for babies. But until I read our leader I had no idea how many mothers have problems breastfeeding, and how little attention scientists and doctors have given those problems. Unlike almost every other part of the body, breasts aren’t a medical speciality. Read about how the lack of “lactology” hurts babies and mothers.

Elsewhere we ask whether Donald Trump is selling out Taiwan. At first it looked as though he had avoided making concessions to Xi Jinping, who regards the self-governing island as part of China, at their summit last week. Since then he has cast doubt on America’s commitment to help Taiwan defend itself. We analyse the president’s thinking and what it might mean for Taiwan’s fate. 

Tommy Robinson has gained extraordinary influence

3%, the percentage of Russia’s pre-war male population of fighting age thought to have been killed or wounded in the war in Ukraine. Read about Russia losing ground in the conflict.