The UN wants to make cities inclusive, safe, resilient and sustainable by 2030. So innovators, entrepreneurs and policy makers are responding
Various kinds of electric cars are on their way from manufacturers who have never made them before, such as Volkswagen, Volvo and Audi
Millions of years before the Galapagos existed, another island chain may have shaped the evolution of the unusual wildlife that later inspired Charles Darwin
We all know about the dark web’s illegal markets and shady deals. But from playing better chess to protecting political freedom, it's full of surprises
There’s nothing like Christmas to make you think about food. The first of our 12 Days of Culture reveals how you can make the right decision about what’s on your plate
Quantum theory suggests everything that can happen, does. Now a phone app gives us a way to exploit this weirdness – and enjoy the best of all possible worlds
On Christmas Eve 1968, Apollo 8 became the first crewed spacecraft to circle the moon. Emerging from its dark side, one astronaut reached for his camera
Volunteers will be injected with red blood cells grown from stem cells in the lab. If it works it could mean blood donors are no longer required
When hurtling down a mountain an exoskeleton could absorb some of the impact for skiers and snowboarders and give them extra power in their turns
The half-century since the first lunar landing has seen more stories than ever being spun about the moon, and why we should go there