Seattle startup Emerald Battery Labs raised just under $1.1 million in a pre-seed round to continue scaling its sodium-ion ...

Clean energy technologies, like EVs and renewables, depend on lithium. Unfortunately, the current lithium extraction methods ...

A battery made of iron and salt could provide emergency power – without the threat of fire – near one of California’s oldest redwood forests. The 200-kilowatt battery will be paired with solar panels ...