TechnologyMuscle mimic pulls electricity from wet surface A plastic film that repeatedly curls up and flips over when wet could power devices in remote areas or sensors embedded in sweaty clothing ¿ìè¶ÌÊÓÆµ
EarthTime to nail the number one problem of green energy Real progress is at last being made on the biggest headache facing renewables – how to store surplus energy for use when generation slackens Opinion