Would building a Dyson sphere be worth it? We ran the numbers.

Ars Technica
By Paul SutterMar 27, 2023, 7:40 am142 pts
Enlarge (credit: Kevin Gill (CC BY 2.0)) In 1960, visionary physicist Freeman Dyson proposed that an advanced alien civilization would someday quit fooling around with kindergarten-level stuff like wind turbines and nuclear reactors and finally go big, completely enclosing their home star to capture as much…

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