Modern scholarship has shifted towards an analysis of sociotechnical methods, “assemblages of things, folks, practices, and meanings”, looking on the worth judgments that form technology. In physics, the invention of nuclear fission within the Atomic Age led to each nuclear weapons and nuclear energy. Computers were invented and later shifted from analog to digital in the Digital Revolution. Information technology, significantly optical fiber and optical amplifiers led to the birth of the Internet, which ushered within the Information Age. The Space Age started with the launch of Sputnik 1 in 1957, and later the launch of crewed missions to the moon in the Nineteen Sixties. Organized efforts to seek for extraterrestrial intelligence have used radio telescopes to detect signs of technology use, or technosignatures, given off by alien civilizations.
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