Keeping the lights on with renewable energy
b'
Dr Chris Smith and the Naked Scientists with science news stories and analysis. In today\\u2019s programme: Scientists discover the world\\u2019s biggest bacterium, evidence that we pick our friends based on how they smell, and do brain training apps really work?
Plus... we tackle a thorny issue - if we rely too heavily on solar and wind power, and the sun doesn\\u2019t shine and the wind doesn\\u2019t blow where the demand is, how do we keep the lights on? Dr Chris Smith and the Naked Scientist team present the latest science news, analysis and breakthroughs.
'