Tech 24

Energy storage: Finding solutions for better batteries

Could Tesla's Powerwall battery change our relationship to fossil fuels? Energy storage is a hot topic right now. We talk to Donal Finegan from UCL who works on lithium-ion batteries. Also, our specialist Dhananjay Khadilkar talks breakthroughs in energy storage. And in Test 24 we try the Carl Zeiss Virtual Reality headset, to rave reviews.