Fermi paradox

E5035

astrobiological problem cosmological argument philosophical problem scientific paradox

The Fermi paradox is the apparent contradiction between the high probability of extraterrestrial civilizations existing in the universe and the lack of evidence or contact with them.

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All labels observed (7)

Label	Occurrences
Fermi paradox canonical	14
Are we alone?	1
Explanation for the Absence of Extraterrestrials on Earth	1
Explanation for the Absence of Extraterrestrials on Earth, 1975	1
Fermi Paradox	1
Fermi’s question "Where is everybody?"	1
Von Neumann probes	1

Statements (51)

Predicate	Object
instanceOf	astrobiological problem ⓘ cosmological argument ⓘ philosophical problem ⓘ scientific paradox ⓘ
associatedQuestion	Where is everybody? ⓘ
coreIdea	there has been no confirmed contact with extraterrestrial civilizations ⓘ there is a high probability of extraterrestrial civilizations ⓘ there is no confirmed evidence of extraterrestrial civilizations ⓘ
describes	apparent contradiction between expected abundance of intelligent life and lack of evidence ⓘ
field	SETI ⓘ astrobiology ⓘ cosmology ⓘ philosophy of science ⓘ
hasNameOrigin	Enrico Fermi ⓘ
hasNotableAnalyst	Nick Bostrom ⓘ Robin Hanson ⓘ
hasNotableProponent	Frank Tipler ⓘ Michael H. Hart ⓘ
hasProposedResolutionType	anthropic explanations ⓘ biological explanations ⓘ conspiracy or cover-up explanations ⓘ cosmological explanations ⓘ sociological explanations ⓘ technological explanations ⓘ
historicalEvent	informal discussion by Enrico Fermi in 1950 at Los Alamos ⓘ
implication	advanced civilizations may deliberately avoid contact ⓘ at least one common assumption about life and intelligence may be wrong ⓘ intelligent life may be rare ⓘ our search methods may be inadequate ⓘ technological civilizations may be short-lived ⓘ
influenced	debates about colonization of the galaxy ⓘ modern SETI strategies ⓘ philosophical discussions about humanity's place in the universe ⓘ
questionRaised	Are we alone in the galaxy? ⓘ Do technological civilizations self-destruct? ⓘ How common is intelligent life in the universe? ⓘ Why have we not observed signs of extraterrestrial civilizations? ⓘ
relatedConcept	Berserker hypothesis ⓘ Drake equation ⓘ Great Filter ⓘ Great Silence ⓘ Kardashev scale ⓘ Rare Earth hypothesis ⓘ SETI ⓘ Fermi paradox self-linksurface differs ⓘ surface form: Von Neumann probes Where is everybody? ⓘ Zoo hypothesis ⓘ extraterrestrial intelligence ⓘ
typicalAssumption	interstellar travel or communication is physically possible ⓘ technological civilizations tend to expand or signal their presence ⓘ the Milky Way is old enough for advanced civilizations to have arisen ⓘ

Referenced by (20)

Full triples — surface form annotated when it differs from this entity's canonical label.

SETI → relatedTo → Fermi paradox ⓘ

Fermi paradox → relatedConcept → Fermi paradox self-linksurface differs ⓘ

this entity surface form: Von Neumann probes

Enrico Fermi → knownFor → Fermi paradox ⓘ

Great Filter → relatedTo → Fermi paradox ⓘ

Rare Earth hypothesis → relatedTo → Fermi paradox ⓘ

Berserker hypothesis → addresses → Fermi paradox ⓘ

Berserker hypothesis → relatedTo → Fermi paradox ⓘ

Michael H. Hart → fieldOfWork → Fermi paradox ⓘ

Michael H. Hart → notableWork → Fermi paradox ⓘ

this entity surface form: Explanation for the Absence of Extraterrestrials on Earth

Michael H. Hart → publicationYearOf → Fermi paradox ⓘ

this entity surface form: Explanation for the Absence of Extraterrestrials on Earth, 1975

Great Silence → alsoKnownAs → Fermi paradox ⓘ

this entity surface form: Fermi Paradox

Great Silence → relatedTo → Fermi paradox ⓘ

this entity surface form: Fermi’s question "Where is everybody?"

Kardashev scale → relatedConcept → Fermi paradox ⓘ

Fermi → notableFor → Fermi paradox ⓘ

subject surface form: Enrico Fermi

dark forest hypothesis → addresses → Fermi paradox ⓘ

dark forest hypothesis → associatedWith → Fermi paradox ⓘ

von Neumann probe → relatedTo → Fermi paradox ⓘ

Breakthrough Initiatives → motto → Fermi paradox ⓘ

this entity surface form: Are we alone?

David Brin → hasWrittenOn → Fermi paradox ⓘ

Remembrance of Earth’s Past trilogy → mainTheme → Fermi paradox ⓘ