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Will any conclusive evidence for extraterrestrial life, past or present, be discovered within our Solar System by 2050?
40%
396 forecasters
43
72 comments
72
Verity
Will alien technosignatures be detected before 2050?
3%
448 forecasters
53
69 comments
69
Will life on Venus be confirmed before 2035?
1%
332 forecasters
41
36 comments
36
Announcement of evidence for aliens by 2020?
Resolved :
No
644 forecasters
44
44 comments
44
How will recent claims of 234 SETI signals in SDSS data be treated by the community?
Resolved :
No
31 forecasters
9
2 comments
2
Drake's Equation 1st Parameter R∗: What is the average rate of formation of suitable stars (stars/year) in our galaxy?
4.08
151 forecasters
28
20 comments
20
Fermi Paradox Series
Drake's Equation 2nd parameter f_p: What fraction of stars form planets?
0.865
174 forecasters
37
17 comments
17
Fermi Paradox Series
Drake's Equation 3rd parameter n_e: What is the average number of habitable planets per star?
0.0478
175 forecasters
26
11 comments
11
Fermi Paradox Series
Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?
5.76×10⁻⁴
191 forecasters
42
24 comments
24
Fermi Paradox Series
Drake's Equation 5th Parameter f_i: On what fraction of habitable planets with life does intelligence evolve?
1.99×10⁻⁴
163 forecasters
28
10 comments
10
Fermi Paradox Series
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