Category: Random Thoughts

Comment on Video about oracle bones

“oracle bone” OR “oracle bones” has 335,000 entry points (Google, 13 Aug 2022) “divination” has 18.6 Million entry points “prognostication” has 4.54 Million entry points “fortune teller” OR “fortune telling” has 17.4 Million entry points “prediction” OR “predicting” OR “predictions” has 832 Million entry points “forecast” OR “forecasts” OR “forecasting” OR “forecaster” OR “forecasters” has
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Posted on my Facebook about Olbers paradox and an infinite universe

You might never have heard of “Olber’s paradox”, but it is one of those perennial provacative items that gets served with most introduction to physics and astronophysics classes. For the lecturer to strut their stuff and appear learned. Olber is Heinrich Wilhelm Olbers (1758-1840) and the link is https://en.wikipedia.org/wiki/Olbers%27_paradox I like to watch the night
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Twitter about lack of teachers for Texas – Lifetime learning for everyone is possible and desireable

Texas Tribune @TexasTribune 13h Texas has had a teacher shortage for years. However, a number of recent issues have placed teachers at the front lines — and are pushing them to their limits and out of the job. Here’s what you need to know: https://bit.ly/3J8OUEa Replying to @TexasTribune Your 2020 Texas pop is 29.6 M.
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Answering a question – Is it possible to accelerate neutrons?

Can ever neutrons be directly accelerated by any means of energy ? https://www.researchgate.net/post/Can-Ever-neutrons-be-directly-accelerated-by-any-means-of-energy Riccardo Bernardini This is an interesting article. But search “neutron accelerator” on Google and you get many tens of thousands of entry points. The neutron has a magnetic moment, so is affected by any magnetic gradient. Actually by any energy density gradient
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Note to SETI – Is anyone searching the gravitational signals?

When I was at the University of Maryland at College Park in the late 1970’s I met Joe Weber and Charles Misner and others who were starting gravitational wave detection. So I have followed it over the years. I think it very unlikely that aliens would be using the very narrow band of electromagnetic signals
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Is there an Internet data policy for SKA and related data? Human value of shared raw, live data streams

Karen Lee-Waddell, Pete Wheeler, SKA web contact, I am trying to piece together the Internet data sharing policy for SKA from what is visible on the Internet. Is SKA data going to be available to everyone on the Internet?  In accessible form? Reading these it seems SKA data is only for certain people for very
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Mars and moon and space need atomic power – shipping to Mars example

SpaceX Starship can return from Mars without surface refilling at https://www.youtube.com/watch?v=u55zpE4r-_Y The engineering design and manufacturing costs for atomic power are a lot less than the cost of hauling chemical or solar panels to Mars. Do the numbers and see what it is worth to spend on lightweight atomic power units and technologies. A few ten
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Comment on a wonderful recipe

It’s so delicious that I cook it almost every day! incredible recipe # 10 at https://www.youtube.com/watch?v=4G54qzw7iQM The food is beautiful. Your methods and cooking show well. It is easy to see the care you put into making textures that fit the cooking, and probably taste good and are satisfying to eat. But, you need context.
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Comment on a video about making your own butter, is it cost effective in the United States?

Stop buying butter! Do it yourself! Only 1 ingredient needed at https://www.youtube.com/watch?v=arCzflCjzKQ In the United States I think heavy cream with 35% butter fat costs more than butter. And your method requires a mixer, blender, bowls and utensils. So ordinary, non chef, humans might be better to just buy butter when it is on sale.
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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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