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The Ten Largest Power Stations on Earth

Three Gorges in China tops every list at 22,500 MW, followed by Baihetan at 16,000 and Itaipu at 14,000 on the Brazil Paraguay border. Xiluodu and Wud...

How a Hydroelectric Dam Turns Water Into Watts

A hydro plant converts the potential energy of stored water into rotation. Head, the height water falls, times flow sets the power available: double e...

Why Nuclear Plants Run Flat Out: Capacity Factors

Nameplate capacity is not energy. Nuclear plants in the United States average about 92 percent capacity factors thanks to 18 to 24 month fuel cycles a...

Inside the Worlds Biggest Solar Parks

Bhadla in Rajasthan, 2,245 MW, became the largest solar park on completion in 2020, covering 57 square km of desert. The Mohammed bin Rashid park in D...

Offshore Wind: From Vindeby to Hornsea

The first offshore wind farm, Vindeby in Denmark in 1991, held eleven 450 kW turbines. Hornsea Two off Yorkshire now runs 1,386 MW from 8 MW class mac...

The Slow Retreat of King Coal

Coal still generates about a third of world electricity, but the growth story has moved to Asia. The United Kingdom, which opened the industrial age o...