Updated: Dec 19, 2019
This story about a battery (more accurately a fuel cell) developed by an ex-navy officer in his garage broke in the Daily Mail two months ago. The claim is that it can run an EV 1500 miles without recharging. It has since appeared on serious tech sites, but not without some cautionary notes. Lithium ion batteries have their problems (they can explosions and the raw material extraction process is environmentally hazardous), but they have vast existing production infrastructure. Still, a power source that runs on beer cans, air, and an electrolyte that you can drink is encouraging. So: Stay tuned.