Astronomy 2021A/B Lecture Notes - Lecture 11: Encephalization, Project Mogul, Allen Telescope Array
1 Jun 2017
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Search for extraterrestrial intelligence (seti) - current experiments and they are attempting to pick up radio signals from aliens. Different from other experiments because they are seeking clear and conclusive evidence of technologically advanced life. If we find advanced life, will answer a lot of our questions. 1961- green bank, west virginia, the first scientific conference on the search for extraterrestrial intelligence. A dozen people, in a variety of subject fields. Frank drake developed an equation that tried to look at the amount of civilizations existing in our galaxy from which we could get a signal (need to be advanced) Drake equation lays out the factors that are important in determining the number of transmitting civilizations. The more we learn the better estimate we can have. Textbook just focuses on life in galaxy, multiple the numbers by 100 billion to get the amount of life in the universe.
