2024lctgmeetingchats
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2024lctgmeetingchats [2024.04.03 09:19] – Steve Isenberg | 2024lctgmeetingchats [2024.05.29 08:31] – Steve Isenberg | ||
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These are a record of the chats that were passed during meetings in 2024. They have been edited to a small extent.\\ | These are a record of the chats that were passed during meetings in 2024. They have been edited to a small extent.\\ | ||
To find chats for a given day, for example January 10, 2024, search for datecode 20240110 (2024, month 01, day 10). | To find chats for a given day, for example January 10, 2024, search for datecode 20240110 (2024, month 01, day 10). | ||
+ | |||
+ | ====20240529==== | ||
+ | ===Oppenheimer=== | ||
+ | <WRAP prewrap> | ||
+ | < | ||
+ | 10:52:25 From Judy & Mike Alexander to Everyone: | ||
+ | I had read that Ernest Lawrence proposed and lobbied for Oppenheimer as the chief at Los Alamos. | ||
+ | 10:57:14 From Judy & Mike Alexander to Everyone: | ||
+ | Oppenheimer had created a theoretical physics group at UCal Berkeley and thus developed a modicum of leadership/ | ||
+ | 11:07:27 From Barry Kort to Everyone: | ||
+ | Emma Noether. | ||
+ | 11:10:07 From Barry Kort to Everyone: | ||
+ | Noether’s Theorem established a relationship between Symmetry and Conservation. | ||
+ | </ | ||
+ | </ | ||
+ | [[lexingtoncomputergroup|return]] | ||
+ | |||
+ | ====20240515==== | ||
+ | ===Spacecraft Technology=== | ||
+ | <WRAP prewrap> | ||
+ | < | ||
+ | 10:17:23 From Judy & Mike Alexander to Everyone: | ||
+ | " | ||
+ | 10:18:55 From Steve Isenberg to Everyone: | ||
+ | Has any thought been given to Space Elevators? | ||
+ | 10:19:06 From Bob Primak to Everyone: | ||
+ | While the program never actually lofted a crewed space station, those nearly six years were quite eventful, featuring the selection of 17 MOL astronauts, the remodeling of NASA's two-seat Gemini spacecraft, the development of the Titan-3C launch vehicle and the building of an MOL launch site at Vandenberg Air Force Base in California. | ||
+ | |||
+ | Cancelled in June, 1969. | ||
+ | |||
+ | Declassified: | ||
+ | https:// | ||
+ | 10:28:48 From Carl Lazarus to Everyone: | ||
+ | Needham has an elementary school named after Suni Williams | ||
+ | 10:29:10 From Stephen Quatrano to Everyone: | ||
+ | https:// | ||
+ | 10:34:57 From Adam Broun to Everyone: | ||
+ | Is “up” the same direction throughout the ISS? | ||
+ | 10:38:19 From Steve Isenberg to Everyone: | ||
+ | Would it be possible (availability, | ||
+ | 10:43:44 From Larry Wittig to Everyone: | ||
+ | How do you provide water, is some of it from fuel cells? | ||
+ | 10:51:01 From John Rudy to Everyone: | ||
+ | see info on Gary: https:// | ||
+ | 10:53:29 From Larry Wittig to Everyone: | ||
+ | Is NASA looking into non-chemical propulsion? | ||
+ | 10:54:49 From Barry Kort to Everyone: | ||
+ | It looks like the Sci-Fi writers completely missed the boat with their concept of “flying saucer” geometry for spacecraft design.. | ||
+ | 11:01:26 From Judy & Mike Alexander to Everyone: | ||
+ | Since the moon's surface is rough, how will such a long rocket be stabilized upright when it lands? | ||
+ | 11:04:18 From Adam Broun to Everyone: | ||
+ | For the gateway station, isn’t getting into a rectilinear orbit very expensive? Or is there some neat trick to get there? | ||
+ | 11:08:09 From Adam Broun to Everyone: | ||
+ | Replying to "For the gateway stat..." | ||
+ | |||
+ | Next slide partially answered it- assembly in moon orbit | ||
+ | 11:23:16 From John Rudy to Everyone: | ||
+ | Frank Herbert had it right with Dune for water reclamation | ||
+ | 11:25:36 From Stephen Quatrano to Everyone: | ||
+ | What have you learned about public/ | ||
+ | 11:33:42 From Stephen Quatrano to Everyone: | ||
+ | Replying to "What have you learne..." | ||
+ | |||
+ | Quality and trust are other dimensions of collaboration that interest me. | ||
+ | 11:33:56 From tedpk to Everyone: | ||
+ | AMS -- Alpha Magnetic Spectrometer --- has been on ISS and Billions of Cosmic Rays have been observed -- No statements about Very High Energy Cosmic Ray Exposure for extended | ||
+ | 11:45:35 From John Rudy to Everyone: | ||
+ | how can you bring something so huge down safely | ||
+ | |||
+ | </ | ||
+ | </ | ||
+ | [[lexingtoncomputergroup|return]] | ||
+ | |||
+ | ====20240508==== | ||
+ | ===Inflammation=== | ||
+ | <WRAP prewrap> | ||
+ | < | ||
+ | 10:28:27 From tedpk to Everyone: | ||
+ | Where do histamines fit into all this -- since this is the height of Seasonal Respiratory Allergies? | ||
+ | 10:57:07 From Judy & Mike Alexander to Everyone: | ||
+ | The prediction quote is attributed to Yogi Berra, not Niels Bohr | ||
+ | 11:18:38 From Bob Primak to Everyone: | ||
+ | The allergy discussion raises my own experience with a recently discovered severe allergy. I_t was very specific. | ||
+ | 11:18:56 From Bob Primak to Everyone: | ||
+ | I am undergoing treatments for my severe sting allergy. | ||
+ | 11:19:31 From Barry Kort to Everyone: | ||
+ | • It’s hard to unlearn a chronic negative reaction to an irritating stimulant. | ||
+ | </ | ||
+ | </ | ||
+ | [[lexingtoncomputergroup|return]] | ||
+ | |||
+ | ====20240501==== | ||
+ | ===Five Levels of Difficulty Day=== | ||
+ | <WRAP prewrap> | ||
+ | < | ||
+ | 10:07:16 From Bob Primak to Everyone: | ||
+ | For travel backward in time, has anyone solved the paradox of conservation of energy and mass? | ||
+ | 10:12:12 From Bob Primak to Everyone: | ||
+ | As an absolute physical constant, the speed of light recently has been questioned. Over long times and distances, some theorists seem to think light may be slowing down. | ||
+ | 10:19:43 From Bob Primak to Everyone: | ||
+ | Chicken and egg -- the first chicken did not come from a chicken egg -- it came from a dinosaur egg! | ||
+ | 10:20:05 From Bob Primak to Everyone: | ||
+ | (Not chickens specifically, | ||
+ | 10:27:19 From Jerome Slate to Everyone: | ||
+ | To know which came first, the chicken or the egg, order both from Amazon. | ||
+ | 10:31:30 From Stan Rose to Everyone: | ||
+ | Interesting that these are all ideas in the Netflix series, 3 Body Problem! | ||
+ | 10:33:56 From Bob Primak to Everyone: | ||
+ | I ordered a chicken and an egg from Amazon. The chicken was at Whole Foods before I ordered it. (It was already in my cart.) What does this result prove? | ||
+ | 10:39:32 From Dan Silber to Everyone: | ||
+ | I have long agreed with Bob - eggs came into existence before chickens. | ||
+ | 10:43:24 From Adam Broun to Everyone: | ||
+ | https:// | ||
+ | All the courses in this series are terrific if you want to go that deep | ||
+ | 10:55:58 From Judy & Mike Alexander to Everyone: | ||
+ | Eggs must be fertilized before there are chickens. | ||
+ | 10:57:02 From Bob Primak to Everyone: | ||
+ | We should be careful about eliminating the genes responsible for allergies. There are some scientists who think allergies are part of our very complex immune systems. Change one part of this system, and unpredictable effects can happen elsewhere in the immune system. | ||
+ | 10:57:09 From Barry Kort to Everyone: | ||
+ | Brand new 37-minute video from Veritasium on black holes, white holes, wormholes and parallel universes, entitled, “Something Strange Happens When You Follow Einstein' | ||
+ | 10:59:40 From Steve Isenberg to Everyone: | ||
+ | Veritasium has good presentations, | ||
+ | 11:00:43 From Barry Kort to Everyone: | ||
+ | Derek Muller of Veritasium is a world-class science educator and explorer on YouTube. | ||
+ | 11:01:28 From Bob Primak to Everyone: | ||
+ | " | ||
+ | 11:05:14 From Bob Primak to Everyone: | ||
+ | Ack!! Did they just refer to human genetics as a "hard drive?? | ||
+ | |||
+ | </ | ||
+ | </ | ||
+ | [[lexingtoncomputergroup|return]] | ||
+ | |||
+ | ====20240424==== | ||
+ | ===Planning meeting=== | ||
+ | <WRAP prewrap> | ||
+ | < | ||
+ | 10:14:41 From Barry Kort to Everyone: | ||
+ | Altruism: | ||
+ | 10:15:44 From Barry Kort to Everyone: | ||
+ | On Quantum Tech, there are a few YouTube videos from Sabine Hossenfelder on various aspects of that. | ||
+ | 10:24:32 From Barry Kort to Everyone: | ||
+ | Shelf Life of Vaccines and Covid Tests. | ||
+ | 10:25:13 From Barry Kort to Everyone: | ||
+ | “Push to DISTANT future." | ||
+ | 10:40:28 From Bill Quinn to Everyone: | ||
+ | We have only an email address for Donald Cooke | ||
+ | 10:43:08 From TedK to Everyone: | ||
+ | Thermoplastic polymers are extruded from a printer dubbed the “Factory of the Future 1.0," said Habib Dagher, director of UMaine’s Advanced Structures & Composite Center, where both of the current printers are located. It combines robotics operations with new sensors, high-performance computing and artificial intelligence, | ||
+ | 10:54:42 From Barry Kort to Everyone: | ||
+ | There are probably copious predictions about AGI. | ||
+ | 10:59:26 From Barry Kort to Everyone: | ||
+ | John R. Pierce (V.P. of Bell Labs) wrote a great book, “Signals: The Telephone and Beyond.” | ||
+ | 11:09:24 From Barry Kort to Everyone: | ||
+ | ADT Alarms (American District Telegraph). | ||
+ | 11:24:40 From Barry Kort to Everyone: | ||
+ | Related to aging hardware, | ||
+ | 11:30:33 From Steve' | ||
+ | Jerry: for video work, you need Intel i7 processor, 16GB or more RAM, and a fast video processor. | ||
+ | 11:35:46 From Barry Kort to Everyone: | ||
+ | Angels on the head of a pin was in the MIT Museum Tour video. | ||
+ | 11:36:09 From Peter Albin to Everyone: | ||
+ | thx Barry,I forgot! | ||
+ | 11:36:25 From Barry Kort to Everyone: | ||
+ | Reacted to "thx Barry,I forgot!" | ||
+ | 11:40:30 From Barry Kort to Everyone: | ||
+ | Synology DiskStation and other species of NAS (Network Attached Storage). | ||
+ | 11:44:28 From Larry W. to Everyone: | ||
+ | In the discussion of buying a new PC, storage is so cheap that you should just buy 1 of 2 TB. Right now you can buy 1 TB SSD for $50. | ||
+ | 11:50:48 From Steve Isenberg to Everyone: | ||
+ | Contact us: LCTG@toku.us | ||
+ | |||
+ | </ | ||
+ | </ | ||
+ | [[lexingtoncomputergroup|return]] | ||
====20240403==== | ====20240403==== |
2024lctgmeetingchats.txt · Last modified: 2024.09.25 08:50 by Steve Isenberg