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alive
63 posts
Great Filter
Simulation Hypothesis
Extraterrestrial Life
Grabby Aliens
Chemistry
SETI
Mind Crime
52 posts
Space Exploration & Colonization
Longtermism
Astronomical Waste
Astronomy
Astrobiology
Boltzmann's brains
Islam
Eschatology
160
The AI in a box boxes you
Stuart_Armstrong
12y
390
120
My current thoughts on the risks from SETI
Matthew Barnett
9mo
25
75
Why it took so long to do the Fermi calculation right?
Jan_Kulveit
4y
20
72
Robin Hanson's Grabby Aliens model explained - part 1
Writer
1y
34
68
Replicating and extending the grabby aliens model
Tristan Cook
8mo
22
66
Simulated Elon Musk Lives in a Simulation
lsusr
1y
9
59
UFAI cannot be the Great Filter
Thrasymachus
10y
92
59
Could a single alien message destroy us?
Writer
25d
23
56
How confident are we that there are no Extremely Obvious Aliens?
Logan Zoellner
7mo
25
46
The Aliens have Landed!
TimFreeman
11y
158
45
The Fermi Paradox: What did Sandberg, Drexler and Ord Really Dissolve?
shminux
4y
28
44
Simulation arguments
Joe Carlsmith
10mo
16
44
On alien science
Richard_Ngo
3y
8
35
Astrobiology, Astronomy, and the Fermi Paradox II: Space & Time Revisited
CellBioGuy
6y
35
140
All Possible Views About Humanity's Future Are Wild
HoldenKarnofsky
1y
40
119
Beyond Astronomical Waste
Wei_Dai
4y
41
93
Don't leave your fingerprints on the future
So8res
2mo
32
83
Snyder-Beattie, Sandberg, Drexler & Bonsall (2020): The Timing of Evolutionary Transitions Suggests Intelligent Life Is Rare
Kaj_Sotala
2y
20
78
Is the potential astronomical waste in our universe too small to care about?
Wei_Dai
8y
17
70
To reduce astronomical waste: take your time, then go very fast
Stuart_Armstrong
9y
50
61
My Most Likely Reason to Die Young is AI X-Risk
AISafetyIsNotLongtermist
5mo
24
61
Astronomy, Astrobiology, & The Fermi Paradox I: Introductions, and Space & Time
CellBioGuy
7y
22
48
Claims & Assumptions made in Eternity in Six Hours
Ruby
3y
7
44
The Most Important Century: The Animation
Writer
4mo
2
36
Astronomy, space exploration and the Great Filter
JoshuaZ
7y
68
35
A Proposed Adjustment to the Astronomical Waste Argument
Nick_Beckstead
9y
38
31
Space colonization: what can we definitely do and how do we know that?
Ruby
3y
6
29
Three Fables of Magical Girls and Longtermism
Ulisse Mini
18d
11