It’s the 25th of June and I’m shivering in my lab-issued underwear in Fort Worth, Texas. Libby Cowgill, an anthropologist in a furry parka, has wheeled me and my cot into a metal-walled room set to 40 °F. A loud fan pummels me from above and siphons the dregs of my body heat through the…
The sodium-ion battery startup went from announcing a $1.4 billion factory to filing for liquidation in just over a year. Natron’s troubled journey illustrates the challenges in making batteries in the U.S.