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MUSTELID - Design / Row / Sail with Cataclysm in Mind

MUSTELID - Design / Row / Sail with Cataclysm in Mind https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj4C_CztKG_QfBFjaxsmoHT1HJL7vQHvcC6GKRFsyajkv8nGkE_jWVGuafQFRLX2j6t03OrwYRHRm3AFo_iXysrfo6GNW37zbazXIBLMCWIPDFr1enBsPOE3ACzxztTTjF7bMefGjuV2CBez_hlR6-dRwqjmQ7ImWypg5B-_aoAi1umAVSdn-iiRf8y...
by Dave Z
Fri Jul 21, 2023 10:53 pm
 
Forum: 9. Transport
Topic: MUSTELID - Design / Row / Sail with Cataclysm in Mind
Replies: 12
Views: 38352

Roman Concrete

Roman Concrete Durability Solved Roman engineers used a concrete mix vastly more durable than those achieved by modern approaches, with extant, functional structures as old as 2000 years. A team has a working solution to the lost art, as reported here: https://news.mit.edu/2023/roman-concrete-durab...
by Dave Z
Mon Jul 17, 2023 7:12 pm
 
Forum: 6. Materials
Topic: Roman Concrete
Replies: 1
Views: 36736

Robust AI

Robust, Natural Language AI as a Messenger Preserving Knowledge for Future Generations With the introduction of ChatGPT in November of 2022, an entirely new possibility for preserving knowledge has come online. This system incorporates and is trained on large internet data through 2021. It is fluen...
by Dave Z
Sun Feb 19, 2023 12:37 am
 
Forum: How best to preserve vital knowledge?
Topic: Robust AI
Replies: 2
Views: 11891

Scavenged Materials for Boatbuilding

I wrote this piece as a blog post a while back for a generally non-cataclysm oriented audience... thought it might be of interest here. - Dave Z Post with bells and whistles: https://triloboats.blogspot.com/2022/04/sv-scavenger.html __________ For a scavenger, patience is the key to the pantry. – De...
by Dave Z
Mon Feb 13, 2023 9:10 am
 
Forum: 2. The Grace Period
Topic: Scavenged Materials for Boatbuilding
Replies: 0
Views: 39994

COVID, after all?

One of the spooky things about Covid19 is that it damages us with each infection, whether or not obvious symptoms show. This suspicion has recently been confirmed by the study, Acute and postacute sequelae associated with SARS-CoV-2 reinfection , published in Nature ( Nature Medicine volume 28, page...
by Dave Z
Sun Feb 05, 2023 1:57 am
 
Forum: What might collapse civilisation?
Topic: COVID, after all?
Replies: 0
Views: 42481

Re: A Secularly Sacred Book plus a Human Component

https://1.bp.blogspot.com/-HcS3g81Tm6U/VspCsD-UJ1I/AAAAAAAAB0o/L3cWG8vxKw8/s752/Voyager%2BPlaque%2BBanner.jpg Memeplex: Missive for a Dark Age Toward a 'Book of Knowledge and Wisdom', transmissible to future generations in hope of Renaissance. meme - An element of culture transmissible by non-genet...
by Dave Z
Thu Feb 02, 2023 1:20 am
 
Forum: How best to preserve vital knowledge?
Topic: A Secularly Sacred Book plus a Human Component
Replies: 1
Views: 12456

Re: Seven Sustainable Technologies from JMGreer

If you can build a radio, surely you can built a relay? So we wouldn't need to forgo computers entirely. Hi Cererean, STAND BACK!!! I have a SLIDE RULE, and I know how to use it!! :ugeek: Do I live up to my emoji? You're right that several reboot technologies could be used to build computers. But t...
by Dave Z
Tue Jan 31, 2023 8:50 am
 
Forum: 1. The End of the World as we Know it
Topic: Seven Sustainable Technologies from JMGreer
Replies: 2
Views: 51111

Rocket Stoves and Thermal Mass Heaters

Low tech, highly efficient Rocket Stoves were developed by Approvecho Research Center to address the problems of open-cookfire health and deforestation issues. Here's a basic Rocket Stove. Of note are the sharp turns to the L-shaped burn chamber, which produce turbulence for improved oxygenation. It...
by Dave Z
Mon Jan 23, 2023 1:03 am
 
Forum: 8. Power to the People
Topic: Rocket Stoves and Thermal Mass Heaters
Replies: 0
Views: 6618

WindBelt Generators

WindBelt Generators were invented by Shawn Frayn in 2004. They consist of a suspended band of material which flutters in the wind. One or more magnets then oscillate between two pick-up coils, generating electricity through electromagnetic induction. They are lightweight, built of common materials, ...
by Dave Z
Tue Jan 10, 2023 5:59 am
 
Forum: 8. Power to the People
Topic: WindBelt Generators
Replies: 0
Views: 4781

Open Source Low Tech

Open Source Low Tech Here's a knowledge pool I stumbled across that fits well with The Knowledge aims and approaches: http://opensourcelowtech.org/ https://www.youtube.com/@OpenSourceLowTech/videos The man behind the curtain writes: My name is Daniel Connell. I prototype and develop basic technolog...
by Dave Z
Tue Nov 22, 2022 2:30 am
 
Forum: Can you prepare for the apocalypse?
Topic: Open Source Low Tech
Replies: 0
Views: 41303
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