Field
Energy
Horizon
σ Sigma · 2029–2035
Lead center
Energy & Fusion
Maturity
Developing — prototypes scaling toward deployment
Why it matters
It offers long-duration, durable grid storage with no chemical degradation, using cheap materials and existing terrain like mines and mountains.
Where it stands
Pumped hydro is mature; solid-mass gravity storage has pilot projects proving the concept at smaller scale.
How ASIZ approaches it
The discovery loop, applied.
Through the Energy & Fusion center, ASIZ aims the discovery loop at gravity battery: frontier models survey the literature and simulate the possibilities, rank the experiments most likely to resolve the open questions, and partner labs run the decisive ones — with results shared openly.