Start here · Essential guide
Energy Storage Explained: Why It Matters
Why storing energy helps balance supply and demand on modern grids, and a plain-language tour of the main storage methods, from batteries to water and heat.
Energy Fundamentals
Energy Storage and Batteries
How energy is stored and why storage matters to modern grids.
Battery Lifespan and Degradation Explained
Why rechargeable batteries slowly lose capacity, what factors such as heat, charge level and usage generally affect it, and how to read lifespan claims.
Battery Recycling and Materials Concerns
An even-handed look at where battery materials come from, what happens at end of life, and the range of views on mining, recycling and environmental trade-offs.
Electric Vehicles and the Grid
How charging demand interacts with the electricity grid, why timing matters, and what vehicle-to-grid means in practice, with the open questions.
Grid-Scale Batteries vs Home Batteries
A comparison of large grid batteries and small home batteries by purpose, size, typical duration and limits, so readers can see where each one fits.
How Lithium-Ion Batteries Work
A simple explanation of how common rechargeable batteries store and release charge, covering electrodes, ions, electrolyte, and why management systems matter.
Pumped Hydro Storage Explained
How moving water between two reservoirs stores energy for later, where pumped hydro suits best, and the geographic, environmental and cost limits to know.
Skills and Jobs in the Battery Sector
An overview of the kinds of roles around battery manufacturing, installation and maintenance, plus the skills these jobs typically involve and how people move in.
Thermal Energy Storage Basics
How storing heat or cold for later use works in buildings and industry, the main methods from hot water tanks to ice and molten salt, and their limits.
What Is Battery Capacity and How Is It Measured
Kilowatt-hours versus kilowatts explained simply, with worked examples, so you can read battery specifications for phones, vehicles and home storage with confidence.
Related topics
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How Electricity Grids Work How power moves from generation to outlets and what keeps it balanced. Energy Sources Explained Each major energy source described fairly, with its strengths and limits. Climate and Energy Terms Explained A plain glossary-style set of the terms heard in energy and climate news.