Networks
Overhead Lines and Underground Cables: Two Routes for Power
Overhead lines and underground cables solve different network problems; understand their layouts, visible trade-offs…
subjects
Networks
Follow the routes that carry electricity between places.
Networks
Before the Grid: A Short History of Local Electricity Supply
Local electricity supply linked nearby generators to their customers. Learn how early systems worked and why…
Our point of view
A current is easier to understand when you follow it.
We explain the stages and ideas behind electricity in plain language, so readers can build understanding one question at a time.