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← We should not be broadcasting powerful, easily detectable messages…
17 connected korrents · 13 moments from 4 Mar 2021 to 16 Sept 2026.
Everything filed under space
space
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America
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solar
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religion
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AGI
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LLMs
Everything filed under physics
physics Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Same subject Read this korrent: We should not be broadcasting powerful, easily detectable messages into interstellar space, because we have no idea who would receive them. We should not be broadcasting powerful, easily detectable messages into interstellar space, because we have no idea who would receive them. Last stated 2 years ago
22 Dec 2024
AF
Adam Frank — holds since 2024-12-22 — tap for who they are
Same subject: The visiting-aliens story is incoherent: a civilisation with the technology to stay hidden would not keep being spotted. — tap to centre the map on it The visiting-aliens story is incoherent: a civilisation with the technology to stay hidden would not keep being spotted. Last stated 2 years ago
22 Dec 2024
AF
Adam Frank — holds since 2024-12-22 — tap for who they are
Same subject: A great filter is a weak explanation for the silence, because it would have to work every single time — one civilization with self-replicating probes could fill the galaxy. — tap to centre the map on it A great filter is a weak explanation for the silence, because it would have to work every single time — one civilization with self-replicating probes could fill the galaxy. Last stated 3 years ago
22 Apr 2024
SC
Sean Carroll — holds since 2024-04-22 — tap for who they are
Same subject: Humanity should be wary of answering signals from alien civilisations until it has developed further. — tap to centre the map on it Humanity should be wary of answering signals from alien civilisations until it has developed further.
SH
Stephen Hawking — holds since c. 1996 — tap for who they are
Same subject: Listening for alien radio is the wrong search: a probe that sits and waits beats a signal that passes you by, so an artifact in our solar system is likelier than a message. — tap to centre the map on it Listening for alien radio is the wrong search: a probe that sits and waits beats a signal that passes you by, so an artifact in our solar system is likelier than a message. Last stated 3 years ago
22 Apr 2024
SC
Sean Carroll — holds since 2024-04-22 — tap for who they are
Same subject: The same afterlife journey along the Milky Way turns up in cultures too distant in space and time to have shared it, so it is an inheritance from one remote common source rather than a coincidence. — tap to centre the map on it The same afterlife journey along the Milky Way turns up in cultures too distant in space and time to have shared it, so it is an inheritance from one remote common source rather than a coincidence. Last stated 2 years ago
16 Oct 2024
GH
Graham Hancock — holds since 2024-10-16 — tap for who they are
Same subject: Because we do not have good alignment technology, we are choosing to build an alien mind with its own values and gamble on it instead of building a tool. — tap to centre the map on it Because we do not have good alignment technology, we are choosing to build an alien mind with its own values and gamble on it instead of building a tool. Last stated 2 months ago
11 Aug 2026
RG
Ryan Greenblatt — holds since 2026-08-11 — tap for who they are
Same subject: The clearest sign a message was generated by AI rather than written by a human is that it reads unnaturally, reciting facts about the recipient's own life back to them. — tap to centre the map on it The clearest sign a message was generated by AI rather than written by a human is that it reads unnaturally, reciting facts about the recipient's own life back to them. Last stated a month ago
16 Sept 2026
ZH
Zach Holman — holds since 2026-09-16 — tap for who they are
Same subject: Information is not lost in a black hole; the paradox is a crisis handing us clues, not a sign that quantum mechanics fails. — tap to centre the map on it Information is not lost in a black hole; the paradox is a crisis handing us clues, not a sign that quantum mechanics fails. Last stated a year ago
5 May 2025
JL
Janna Levin — holds since 2025-05-05 — tap for who they are
Same subject: A Chinese crewed landing on the Moon before America returns would be a defeat for the free world. — tap to centre the map on it A Chinese crewed landing on the Moon before America returns would be a defeat for the free world. Last stated 2 months ago
18 Aug 2026
CH
Casey Handmer — holds since 2025-10-31 — tap for who they are
EB
Eric Berger — holds since 2026-08-18 — tap for who they are
Same subject: A crewed spacecraft does no work: putting people aboard is what stops a mission getting anything done. — tap to centre the map on it A crewed spacecraft does no work: putting people aboard is what stops a mission getting anything done. Last stated 4 years ago
1 Jan 2023
MC
Maciej Cegłowski — holds since 2023-01-01 — tap for who they are
Same subject: A kilometre-wide telescope assembled in space out of mass-produced mirror satellites would cost about what JWST cost. — tap to centre the map on it A kilometre-wide telescope assembled in space out of mass-produced mirror satellites would cost about what JWST cost. Last stated 2 years ago
30 Nov 2024
CH
Casey Handmer — holds since 2024-11-30 — tap for who they are
Same subject: NASA can still be reorganised into an agency that exploits cheap heavy lift, and the next administrator will decide whether it is. — tap to centre the map on it NASA can still be reorganised into an agency that exploits cheap heavy lift, and the next administrator will decide whether it is. Last stated 2 years ago
2 Oct 2024
CH
Casey Handmer — holds since 2021-03-04 — tap for who they are
CH
Casey Handmer — no longer holds since 2024-10-02 — tap for who they are
Same subject: NASA's flagship programmes eat the budget of the robotic science missions that actually make the discoveries. — tap to centre the map on it NASA's flagship programmes eat the budget of the robotic science missions that actually make the discoveries. Last stated 2 years ago
2 Oct 2024
CH
Casey Handmer — holds since 2024-10-02 — tap for who they are
Same subject: NASA's Space Launch System has consumed more than a hundred billion dollars and delivered almost nothing. — tap to centre the map on it NASA's Space Launch System has consumed more than a hundred billion dollars and delivered almost nothing. Last stated 2 years ago
2 Oct 2024
CH
Casey Handmer — holds since 2024-10-02 — tap for who they are
Same subject: Dual-use robotic servicing spacecraft, not missiles or lasers, will be the anti-satellite weapon of choice. — tap to centre the map on it Dual-use robotic servicing spacecraft, not missiles or lasers, will be the anti-satellite weapon of choice. Last stated 3 years ago
25 Mar 2024
BC
Brian G. Chow — holds since 2024-03-25 — tap for who they are
Same subject: Satellites need self-defence zones: a keep-out rule around them is the only workable arms control in orbit. — tap to centre the map on it Satellites need self-defence zones: a keep-out rule around them is the only workable arms control in orbit. Last stated 3 years ago
25 Mar 2024
BC
Brian G. Chow — holds since 2024-03-25 — tap for who they are
Same subject: The Pentagon has never said publicly which anti-satellite weapons it is preparing against, which means it may not know. — tap to centre the map on it The Pentagon has never said publicly which anti-satellite weapons it is preparing against, which means it may not know. Last stated 3 years ago
25 Mar 2024
BC
Brian G. Chow — holds since 2024-03-25 — tap for who they are
At the centre
We should not be broadcasting powerful, easily detectable messages into interstellar space, because we have no idea who would receive them.
Holds Read this korrent →
The visiting-aliens story is incoherent: a civilisation with the technology to stay hidden would not keep being spotted.
Holds
A great filter is a weak explanation for the silence, because it would have to work every single time — one civilization with self-replicating probes could fill the galaxy.
Holds
Humanity should be wary of answering signals from alien civilisations until it has developed further.
Last stated c. 1996
Holds
Listening for alien radio is the wrong search: a probe that sits and waits beats a signal that passes you by, so an artifact in our solar system is likelier than a message.
Holds
The same afterlife journey along the Milky Way turns up in cultures too distant in space and time to have shared it, so it is an inheritance from one remote common source rather than a coincidence.
Holds
Because we do not have good alignment technology, we are choosing to build an alien mind with its own values and gamble on it instead of building a tool.
Holds
The clearest sign a message was generated by AI rather than written by a human is that it reads unnaturally, reciting facts about the recipient's own life back to them.
Holds
Information is not lost in a black hole; the paradox is a crisis handing us clues, not a sign that quantum mechanics fails.
Holds
A Chinese crewed landing on the Moon before America returns would be a defeat for the free world.
Holds
A crewed spacecraft does no work: putting people aboard is what stops a mission getting anything done.
Holds
A kilometre-wide telescope assembled in space out of mass-produced mirror satellites would cost about what JWST cost.
Holds
NASA can still be reorganised into an agency that exploits cheap heavy lift, and the next administrator will decide whether it is.
No longer holds
NASA's flagship programmes eat the budget of the robotic science missions that actually make the discoveries.
Holds
NASA's Space Launch System has consumed more than a hundred billion dollars and delivered almost nothing.
Holds
Dual-use robotic servicing spacecraft, not missiles or lasers, will be the anti-satellite weapon of choice.
Holds
Satellites need self-defence zones: a keep-out rule around them is the only workable arms control in orbit.
Holds
The Pentagon has never said publicly which anti-satellite weapons it is preparing against, which means it may not know.
Holds