Hot shot: the wider promise of weight-loss ja...

Millions of people will tune in when the World Cup starts today. But demonstrators in Mexico, which hosts the first match, are using the international spectacle to draw attention to their causes. Commercial enterprises are on the cusp of making money in space: who will tax the he ...  Show more

The British government tightened immigration in response to public demand. Yet that policy damaged both the country and the Labour party. Our correspondent embeds on a US nuclear submarine to find out how China and Russia are vying for dominance in the Pacific. And what anti-agei ...  Show more

Snack-food companies have long shown their adaptability to changing diets. How could the rise of appetite-suppressing drugs and fears about ultra-processed foods change the food we consume? How hearing aids and other lifestyle choices can reduce your risk of dementia (11:00). And ...  Show more

Falling fertility makes a global decline in population inevitable. That will change the shape and make up of societies. But it may not make us poorer. Are large language models really woke? And reading is on the wane – and why that matters. Listen to what matters most, from globa ...  Show more

America’s health secretary, RFK Jr, is known for his opposition to vaccines, particularly mRNA jabs, that have the potential to treat a large swathe of diseases. Slashing funding will have long term implications beyond America. Our correspondent visits Britain’s biggest and newes ...  Show more

More than 1bn people around the world are obese. That means there should be extraordinary demand for drugs to cure or mitigate the condition. Novo Nordisk is now Europe’s most valuable company and Eli Lilly’s market value has more than doubled. Both make the “miracle” drugs th ...