End of year summary.
Many corners of society stand to gain from advances in battery technology, from automakers, to manufacturers of consumer electronics to all that care about the environment. This year offered a little something for everybody with an interest in this area of science, bringing us tech that could charge electric vehicles in 10 minutes, batteries that suck carbon dioxide out of the air and news that the world’s biggest battery is set to get even bigger. Here are the most significant battery breakthroughs of 2019.