Category: Visualizations Simulations

Self reproducing robot societies that live in the desert and convert sunlight to cities

I have had deserts on my mind a lot over the last few decades.  All during the 1980’s I worked on populations forecasts and issues in Africa, then the Famine Early Warning Systems (FEWS.net), then global climate change.  I sort of keep up with any efforts to turn those vast areas into something more suitable
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Comment on “Ion Engine 2.0” – many people interested, and posting things, but not working together globally

Ion Engine 2.0 at https://www.youtube.com/watch?v=OSt1-JsDyGs (“electric wind” OR “ionic wind”) has 574,000 entry points (Google, 9 Oct 2021) (“electric wind” OR “ionic wind”) site:arxiv.org has 310 entry points (“electric wind” OR “ionic wind”) site:youtube.com has 141,000 entry points And they are not all working together globally. Richard Collins, Director, The Internet Foundation

Comment on Video Demonstrating Convection, and approaches to understanding and visualizing

How to demonstrate convection at https://www.youtube.com/watch?v=-8PoCwx2de0 The simple materials are good, but you, yourself, did not explain what you were expecting, where the students and demonstrators were supposed to focus their attention. You said (don’t use purple shirt) and for this short video, why did you not go change your shirt and record it again? Or,
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