tag:blogger.com,1999:blog-5587346.post2215162258534837757..comments2024-02-15T13:20:14.813-06:00Comments on Gordon's Notes: Fermi Paradox: life is extremely rareJGFhttp://www.blogger.com/profile/14580785981874040314noreply@blogger.comBlogger9125tag:blogger.com,1999:blog-5587346.post-42012875497834172232009-11-28T21:33:03.162-06:002009-11-28T21:33:03.162-06:00Thanks Stefano, I liked the article. I wrote about...Thanks Stefano, I liked the article. I wrote about it ...<br /><br />http://notes.kateva.org/2009/11/fermi-paradox-review-article-2005.htmlJGFhttps://www.blogger.com/profile/14580785981874040314noreply@blogger.comtag:blogger.com,1999:blog-5587346.post-53761799745359127092009-11-28T20:36:02.851-06:002009-11-28T20:36:02.851-06:00Since I don't see any reference to it in this ...Since I don't see any reference to it in this thread, I'd like to put in a mention of the Cosmic Quarantine hypothesis summarized by Steven Soter here: http://www.astrobio.net/index.php?option=com_retrospection&task=detail&id=1745 <br /><br />It is a variation on the idea that a technological singularity selects against aggression. What appeals to me here is that it provides one stefanonoreply@blogger.comtag:blogger.com,1999:blog-5587346.post-26534905414860894142009-10-29T13:21:53.838-05:002009-10-29T13:21:53.838-05:00Charlie Stross comments big time:
http://www.anti...Charlie Stross comments big time:<br /><br />http://www.antipope.org/charlie/blog-static/2009/10/how_habitable_is_the_earth.htmlJGFhttps://www.blogger.com/profile/14580785981874040314noreply@blogger.comtag:blogger.com,1999:blog-5587346.post-70698475740008999282009-10-29T12:41:37.427-05:002009-10-29T12:41:37.427-05:00Personally I don't worry about the UFO sightin...Personally I don't worry about the UFO sightings because I assume anything that could cross interstellar space who didn't want to be seen by us wouldn't be seen by us.<br /><br />Additionally, anything that could cross stars, whether sentient or not, would probably be measured in centimeters ...JGFhttps://www.blogger.com/profile/14580785981874040314noreply@blogger.comtag:blogger.com,1999:blog-5587346.post-88584967846000976242009-10-29T12:38:35.552-05:002009-10-29T12:38:35.552-05:00I want to second how great the "We are the Mo...I want to second how great the "We are the Moties" comment is. In Fermi Paradox discussions it always intrigues me that rarely does anyone bring up UFOs. It would be the ultimate irony if all those pilot, policemen, military visual/radar and other hard to dismiss sightings turn out to be real. Play with the Drake equation, read science fiction but totally ignore the elephant in the roomrhcnoreply@blogger.comtag:blogger.com,1999:blog-5587346.post-48137678925625929622009-10-29T11:54:18.829-05:002009-10-29T11:54:18.829-05:00Yes, what we do is basically push uncertainty arou...Yes, what we do is basically push uncertainty around the Drake equation. We squeezed some out of the planetary frequency questions, but have lots left around life, intelligent life, civilization lifespan, etc.<br /><br />So it's tantalizing, but still in the fun domain.<br /><br />On the other hand within the next 20 years we hope to get spectrum data from some of the solid planets -- that JGFhttps://www.blogger.com/profile/14580785981874040314noreply@blogger.comtag:blogger.com,1999:blog-5587346.post-86431530092176994402009-10-29T11:45:18.300-05:002009-10-29T11:45:18.300-05:00I've always gone back and forth on the Fermi P...I've always gone back and forth on the Fermi Paradox (It is good fun thinking about, and don't let anyone tell you different). But I've constantly returned to the fact that a solution is just unknowable.<br /><br />In 5Gyr, we've had one observable intelligent species evolve. But I think it's a bit of a leap to assign a T value of 5Gyr, because we have no object of comparison.Scottnoreply@blogger.comtag:blogger.com,1999:blog-5587346.post-14005422630675240442009-10-29T08:10:59.387-05:002009-10-29T08:10:59.387-05:00I love "we are the Moties". Great tag li...I love "we are the Moties". Great tag line.<br /><br />Jared Diamond's Collapse is a good companion to your position. When I look at all the things humans will have to do to deal with climate change I wonder if we need a low cost fusion power miracle.<br /><br />My guess is that humans technological civilization is more robust than we think, but it's only a desperate guess.<br /JGFhttps://www.blogger.com/profile/14580785981874040314noreply@blogger.comtag:blogger.com,1999:blog-5587346.post-4132402024477471322009-10-29T07:54:41.208-05:002009-10-29T07:54:41.208-05:00"My preferred Fermi Paradox solution is that ..."My preferred Fermi Paradox solution is that technological societies have only a short-lived interest in roaming the physical universe." <br /><br />The optimist in me would very much like to agree with you, but, in truth, I think it's much more likely that planets are only able to sustain high-technology civilizations for vanishingly short intervals of time.<br /><br />Occam's Craighttps://www.blogger.com/profile/05543729525469734022noreply@blogger.com