Podcast: Improving battery charging, and harnessing energy from the air

A machine learning algorithm reveals how to quickly charge batteries without damaging them. Research Highlight: The'silent' language of mice is decoded at last; Research Article: Gu et al. A new device produces electricity using water in the air. Coronavirus outbreak updates, the global push to conserve biodiversity, and radar reveals secrets in an ancient Egyptian tomb. News: Coronavirus: latest news on spreading infection; News: China takes centre stage in global biodiversity push; News: Is this Nefertiti's tomb?