Africa has been declared free of wild polio after decades of work changing attitudes towards vaccination. In 1996, polio was still paralysing 75,000 children a year across Africa.
We lose trillions to lead poisoning each year. Here’s how to stop it
Japan is combining tech and human connection to help people live well until 100
Beyond the AI gold rush: How the Global South can lead the bioeconomy revolution
‘Sport is the great unifier’: Grenada’s first-ever Olympic medallist on the power of sport in life
Why an ageing world is a question for young people