Brilliant solutions to the world’s problems. We meet people with ideas to make the world a better place and investigate whether they... more
The world generates more than two billion tonnes of rubbish every year. So we’re visiting companies in Sweden that want... more
Head injuries in sport can have a devastating effect on the brain, which is often only noticed later in life.... more
A small team of Indian scientists think they’ve found a new way to kill superbugs. Antibiotic-resistant bacteria are killing hundreds... more
Giant towers of building blocks rising into the sky and huge vats packed with volcanic rock or molten salt are... more
A clever invention is saving the lives of hundreds of children. Pneumonia kills about 1.4 million children under five every year.... more
A suit originally designed for astronauts has been adapted to save the lives of mothers who experience bleeding after giving... more
Forests the size of tennis courts are being planted in towns and cities around the world. They use a special... more
Dhruv Boruah’s mission is to inspire other people to solve problems facing the planet. What’s more, he gets them to... more
Imagine a ring doughnut. This is the basis of an idea about how we could run the world in a... more
We revisit Lewis to find out how the hydrating sweets he designed for people with dementia have gone into production.... more