A trio of energy storage startups: XL Batteries, Unbound Potential and Fourth Power, have raised financing for emerging flow battery and thermal storage technologies.

Capstone-Eurowind 3.2GWh BESS project is the latest to reach the final stage of the California Energy Commission opt-in process.

Three US battery energy storage system (BESS) developers, GridStor, Flatiron, and Jupiter Power, have advanced BESS projects totalling 1.6GWh across Arizona, Massachusetts, and Michigan.

The capacity of virtual power plants in North America has reached 37.5GW, a 13.7% year-on-year growth, according to Wood Mackenzie.

The US National Fire Protection Association (NFPA) has launched the newest edition of its cornerstone battery storage safety standard, NFPA 855.

Jeff Zwijack, associate director of energy storage at Clean Energy Associates, writes that BESS projects depend on the reliability of fully integrated systems, not just high-quality battery cells.

ESN Premium speaks to Matt Harper, president of flow battery company Invinity Energy Systems, about pursuing a competitive advantage in an emerging space.

Chinese energy storage companies active in the US face an uncertain future as federal policies encourage moves to reduce their supply chain involvement.

A proprietary explosion control system performed effectively in three recent safety tests conducted on Wärtsilä battery storage equipment.

Two energy storage topics appeared to come up in conversation more than any other at the first day of RE+: US domestic content and the race for energy density increases.