A new Sacramento gigafactory will churn out 4 GWh of sodium-ion batteries a year, giving the U.S. a rare edge in a China-dominated market.

Sodium-ion batteries promise cheaper, more durable energy storage. Peak Energy seeks to kick-start the next-gen battery market by building the first big…

A new Sacramento gigafactory will churn out 4 GWh of sodium-ion batteries a year, giving the U.S. a rare edge in a China-dominated market.