Question

Drake's Equation 7th parameter L: For how many years does a civilization remain detectable?

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Community Prediction29.2k

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community

<10

lower 25%

median

upper 75%

>10B

...

6.9%

521

29.2k

25.1M

15.5%

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googolplexbyte

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Discussion page for the Fermi Paradox question series

Drake's Equation 6th parameter f_c: What fraction of planets with intelligent life are capable of interstellar communication?

1.65e-1

Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?

4.74e-4

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Authors:

googolplexbyte

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Scheduled resolution:

First Observation of One-in-10-Billion Particle Decay Hints at Hidden Physics

Scientific American•Oct 1, 2024

Leonard Hayflick: "I Never Said There is a Hayflick Limit for The Human Lifespan."

OpEdNews•Oct 2, 2024

Are aliens trying to contact Earth? Scientists reveal 'weird' origin of signal that traveled 8 billion years through space

Daily Mail•Oct 2, 2024

Learn more about Metaculus NewsMatch

Discussion page for the Fermi Paradox question series

Drake's Equation 6th parameter f_c: What fraction of planets with intelligent life are capable of interstellar communication?

1.65e-1

Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?

4.74e-4

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Drake's Equation 7th parameter L: For how many years does a civilization remain detectable?

Make a Prediction

Discussion page for the Fermi Paradox question series

Drake's Equation 6th parameter f_c: What fraction of planets with intelligent life are capable of interstellar communication?

Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?

Comments

Discussion page for the Fermi Paradox question series

Drake's Equation 6th parameter f_c: What fraction of planets with intelligent life are capable of interstellar communication?

Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?

Discussion page for the Fermi Paradox question series

Drake's Equation 6th parameter f_c: What fraction of planets with intelligent life are capable of interstellar communication?

Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?

Discussion page for the Fermi Paradox question series

Drake's Equation 6th parameter f_c: What fraction of planets with intelligent life are capable of interstellar communication?

Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?