Brigham McCown discusses the history of power throughout human history, focusing on the transition from manual labor to the use of different energy sources. In conclusion, he talks about the use of biomass energy and hints at a future discussion on the future of energy generation.

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Bucket-wheel excavators mine rare earth materials on Ukrainian soil on February 25, 2025, in the Zhytomyr region of Ukraine. (Kostiantyn Liberov via Getty Images)