Statements (17)
Predicate | Object |
---|---|
gptkbp:instanceOf |
scientific theory
|
gptkbp:alternativeTo |
gptkb:Rare_Earth_hypothesis
gptkb:Great_Filter_hypothesis |
gptkbp:category |
extraterrestrial life
philosophy of science hypotheses |
gptkbp:field |
gptkb:SETI
astrobiology |
https://www.w3.org/2000/01/rdf-schema#label |
Zoo hypothesis
|
gptkbp:proposedBy |
gptkb:John_A._Ball
extraterrestrial civilizations intentionally avoid contact with Earth Earth is observed like a zoo by advanced civilizations |
gptkbp:publishedIn |
gptkb:Icarus_(journal)
|
gptkbp:relatedTo |
gptkb:Fermi_paradox
|
gptkbp:yearProposed |
1973
|
gptkbp:bfsParent |
gptkb:Fermi_paradox
|
gptkbp:bfsLayer |
4
|