Freeman Dyson is Gone, But the Dyson Sphere Lives On
Freeman Dyson may be gone, but his famous alien-hunting idea will likely persist far into the future. Dyson, a quantum physicist who died at age 96 on Feb. 28, recalled in a 2003 interview just how he first advanced his concept of a “Dyson sphere,” which could betray the existence of an advanced alien civilization. It was via a 1960 article in the journal Science called “Search for Artificial Stellar Sources of Infrared Radiation.” Dyson wrote the article just as scientists were beginning to search for signs of alien intelligence using radio telescopes. The 1960 piece noted, Dyson said, that … Read more