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It has been speculated that technological civilizations evolve along an energy consumption scale first formulated by Kardashev, ranging from human-like civilizations that consume energy at a rate of ∼1019ergs −1 to hypothetical highly advanced civilizations that can consume ∼1044ergs −1 . Since the transmission power of a beacon a civilization can build depends on the energy it possesses,...
Our group is currently developing two new instruments to conduct commensal searches for extraterrestrial intelligence (SETI) at the Green Bank Telescope and Arecibo Observatory. The SETI sky surveys conducted with these two instruments will use all available receivers at these two facilities and target a range of signal types. When complete, these surveys will be the most sensitive and thorough sky...
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