Can green hydrogen clean up heavy industry?
For decades, hydrogen has been hailed as a critical fuel of the future—a cleaner alternative to the fossil fuels which power heavy industry, our transport and our homes.Cheaper renewable energy has be...
23 Nov 202222min
How brain computer interfaces could change humanity
The ability to control machines with just our minds is the well-worn stuff of science fiction. But science and engineering advances in brain-computer interfaces (BCIs) have rapidly brought these fanta...
22 Nov 202227min
Internet everywhere
Some 3.5 billion people lack access to reliable, high-quality connectivity. But the race to connect the entire planet to the internet is gathering pace. Tech titans are backing megaconstellations of l...
1 Nov 202223min
A quantum leap for healthcare?
Quantum computers, which harness the peculiar and counter-intuitive properties of the quantum world, promise to usher in a step change in computing power that could transform our world. In this episod...
6 Sep 202223min
Can desalination counter the drought?
Half the world’s population could be living in areas facing water scarcity by as early as 2025. One solution to our water woes would be to turn our global abundance of salt water into clean, safe drin...
6 Sep 202221min
Electrify!
Renewable energy, including solar and wind, is rapidly becoming the cheapest form of electricity there is. The prospect of cheap, limitless, emissions-free energy is here. Harnessing it will take a tr...
6 Jun 202127min
Climate-resilient Cities
Cities are at the frontline of climate change. They are major producers of emissions and, as home to more than half the world’s population, they are also where the human impact will be most severely f...
25 Apr 202129min
