multi-day storage

March 19, 2026
A first project outside the US has been announced by Form Energy, the developer of a novel battery technology promising ‘multi-day’ duration energy storage.
February 19, 2026
A team from Open Energy Transition discusses the benefits of open energy system modelling in assessing resources, including energy storage of varying durations.
February 11, 2026
Netherlands-based iron-air long-duration energy storage (LDES) startup Ore Energy has completed a grid-connected pilot of its 100-hour iron-air LDES system at EDF Lab les Renardières in France.
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February 5, 2026
Energy-Storage.news Premium speaks with Noon Energy co-founder and CEO Chris Graves about the company’s approach to long-duration energy storage.
January 22, 2026
After teasing the capabilities of a new 100-hour+ energy storage technology at trade shows, US startup Noon Energy has unveiled its first operational demonstration project.
August 7, 2025
Energy storage developer and system integrator Energy Vault has received approval to pursue market-based participation in the California Independent System Operator (CAISO) with the Calistoga Resiliency Centre (CRC).
December 16, 2024
Lithium-ion battery storage system integrator Fluence and iron-air battery startup Form Energy have completed fire safety and explosion testing of energy storage technologies.
October 11, 2024
Form Energy, the US startup behind a battery technology that aims to cost-effectively provide 100-hour duration energy storage, has closed a Series F funding round.
October 1, 2024
Developer FuturEnergy Ireland has announced its intentions to build Europe’s first iron-air battery energy storage system (BESS).
August 28, 2024
The California Public Utilities Commission (CPUC) has authorised a new centralised strategy for procuring long-lead-time resources, including long-duration energy storage (LDES).

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