Arcologies

Why HN readers recommended it

HN commenters point to it in population and megacity discussions, mainly for its estimates of how many people arcologies could support and the heat, power and elevator bottlenecks.

This is a summary from the source dataset, not an endorsement by Hacker News or the video creator.

Video & recommendation details

Creator / channel

Isaac Arthur

Topic

arcologies and megastructures

Format

explainer

Level

general

HN recommenders in dataset

3

HN mentions in dataset

3

Recommendation years in dataset

2018–2022

These counts and years describe the included Hacker News records; they are not YouTube views or the video’s publication date.

From the original HN conversations

Excerpts from the recorded comments. Follow each source for the full comment and surrounding discussion.

• I thought I would add to this an interesting youtuber I've watched, and the idea of "Arcologies". The claim is that, a (current) skyscraper sized building that is a self sufficient ecology of human living space / food production, poking out one every few square …

• Since you nerded out on this enough to do the math, you might actually be interested in this video. The only real bottlenecks to getting to these numbers are first, power and second the elevator conundrum. Solve for those and you can have quite a …

• The Sun radiates about 400 trillion trillion Watts in all directions, and only a couple of billionths of it crosses Earth. There's a lot more radiant energy spreading out into the void waiting to be Dyson Swarmed. There's no way we're going to rocket launch …