From how the rise of EVs is creating a headache for authorities to the latest in battery developments, here are seven EV stories you may have missed
1. The hidden cost of China’s electric car boom: a spiralling roadworks bill
China’s rapid transition to electric vehicles (EVs) has been widely hailed as an economic success story. But it is also creating a serious headache for the country’s local governments, which are tasked with maintaining one of the world’s largest road networks.