Are there any advanced alien civilizations elsewhere in our galaxy? We don’t know. All we do know is that there is at least one. Should we be optimistic or pessimistic about finding others? Are there any advanced alien civilizations elsewhere in our galaxy? We don’t know. All we do know is that there is at least one. Should we be optimistic or pessimistic about finding others? Astrobiology Phys.org – latest science and technology news stories
Study reports dim odds for finding alien civilizations
