Energy
Rust-powered batteries, simply explained
Iron‑Air Batteries and the 100‑Hour Backup: A Friendly Guide to Multi‑Day Energy Storage
The unexpected rise of seasonal heat storage
Hot Sand, Warm Homes: How 'Sand Batteries' Store Summer Heat for Winter Use
Plugging Your House Into Your Car Isn’t Sci‑Fi Anymore
Vehicle‑to‑Home (V2H): How a Bidirectional EV Charger Keeps Your Essentials Running
Abandoned shafts as hidden batteries
Underground Pumped Hydro: Turning Old Mines into 24/7 Energy Storage
From Boilers to Compressors
Steam Without Flames: High-Temperature Heat Pumps for 200°C Process Heat
Stable Power from Invisible Software
Grid‑Forming Inverters: The Quiet Code Giving Renewables a Backbone