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Explore the fascinating field of technosignatures in this 22-minute conference talk delivered at the International Centre for Theoretical Sciences. Learn about the scientific methods and approaches used to search for evidence of technological civilizations beyond Earth, examining the various types of signatures that advanced extraterrestrial technologies might leave behind. Discover how astronomers and researchers identify and analyze potential indicators of alien technology, from megastructures and artificial signals to atmospheric modifications and energy consumption patterns. Understand the current state of technosignature research, including the challenges and opportunities in detecting signs of intelligent life in the universe. Gain insights into the theoretical frameworks and observational strategies employed in the search for extraterrestrial intelligence (SETI), and explore how this field intersects with broader astronomical surveys and space exploration missions. This presentation, part of the FTSky program focused on fast radio transients, provides a comprehensive introduction to one of the most intriguing frontiers in modern astrophysics and astrobiology.
