Scientists are constantly searching for new and clever ways to make electricity. Earlier this year, for example, Cosmos reported on a new device powered by a microbe that, the US creators say, can generate it from moisture in the air. Others are working on clothes that can produce electricity, offering the enticing promise of plugging … Continue reading A new kind of power walking
Modelling finds long term positives come at the cost of more immediate negatives – but wind is still a better bet than fossil fuels. Nick Carne reports.
A detailed roadmap for 139 countries outlines a path to a future powered entirely by wind, water and solar energy. Ketan Joshi reports.
More investment is needed in large-scale battery technology, says Alan Finkel.