Every page in the KEVOS library tagged Energy. 4 pages.
Two milestones whose importance lies in decades of accumulated process improvement rather than in a breakthrough, and in what a zero marginal fuel cost does to a power system.
Spark ignition against compression ignition, why compression ratio governs efficiency, and how diesel-electric traction solved the transmission problem by deleting it.
Three milestones that made stored electricity dense enough to move a vehicle, then fast enough and cheap enough to stabilise a grid.
Interconnection turned separate power stations into one synchronised machine spanning a country, buying shared reserve and merit order dispatch at the price of propagating faults.