What does the world's largest machine do - Henry Richardson

Dig into the delicate balancing act of how power grids supply energy to the world and how renewable energy factors into this process.

--

In 1967, Homer Loutzenheuser flipped a switch and connected the power grids of the United States, forming one interconnected machine. Today, the US power grid is the world’s largest machine, containing more than 7,300 electricity-generating plants. So how exactly do these power plants work? Henry Richardson digs into the delicate balancing act of how power grids supply us with energy.