This publication describes a large choice of speculations through many authors concerning the outcomes for humanity of getting into touch with extraterrestrial intelligence. The assumptions underlying these speculations are tested, and a few conclusions are drawn. The booklet emphasizes the implications of touch instead of the quest, and takes account of renowned perspectives. As priceless historical past, the booklet additionally comprises short summaries of the background of pondering extraterrestrial intelligence, searches for all times and for indications, contrasting paradigms of ways touch could happen, and the anomaly that these paradigms allegedly create.
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Additional info for Contact with Alien Civilizations: Our Hopes and Fears about Encountering Extraterrestrials
Actual yet Unknown Phenomena? . . . . . . . . . . . . . . . . . . . . . . . . . . . mental reasons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Myths previous and current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Galilean try . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Case for flying saucers examine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A Scientific evaluate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A Cautionary notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143 143 one hundred forty four 147 149 151 153 154 one hundred fifty five 157 158 158 159 a hundred and sixty x Contents THE DRAKE EQUATION, TAKE 3 . . . . . . . . . . . . . . . . . 162 WHY DON’T WE SEE THEM? . . . . . . . . . . . . . . . . . . . . . . . . . . . . prior to Fermi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . the nice Debate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . in the event that they may possibly extend, they have to now not Exist . . . . . . . . . . . . . . . . Tiplerism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Counter Arguments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Psychology of enlargement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cosmic Geography . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A minimal version of Interstellar growth . . . . . . . . . . . . . . . . the good Silence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . different Theories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Silence of the Immortals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Catalogs of ideas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164 164 one hundred sixty five 166 168 169 171 172 174 174 176 177 179 REFORMULATING the matter . . . . . . . . . . . . . . . . . . . . . . causes universal to either . . . . . . . . . . . . . . . . . . . . . . . . . . . . motives for the shortcoming of indications . . . . . . . . . . . . . . . . . . . . . . . . motives for the inability of Artifacts . . . . . . . . . . . . . . . . . . . . . . Is There a Paradox? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . one hundred eighty 181 184 185 187 pondering outdoors THE field . . . . . . . . . . . . . . . . . . . . . . . . . . false impression the Universe . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Multiverse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . The Anthropic problem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Self-reproducing Universes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . the looks of layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Filling a Philosophical Vacuum . . . . . . . . . . . . . . . . . . . . . . . . . . . . a hundred ninety one hundred ninety 193 193 195 197 2 hundred SETI AND faith . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Gods, Angels, and Devils . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Will They Be spiritual? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Interstellar Evangelism . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202 203 205 207 the implications OF touch . . . . . . . . . . . . . . . . . . . . . Optimists and Pessimists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . eventualities of touch: distant Detection . . . . . . . . . . . . . . . . . . . . situations of touch: just about domestic . . . . . . . . . . . . . . . . . . . . . . . The Human Analogy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . photographs of extraterrestrial beings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Alien Machines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 208 208 209 211 212 213 216 217 Contents xi HOPES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reassurance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . a feeling of neighborhood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ego pride . . . . . . . . . . . .