Pozi-drive – Is that what they call them? Maybe this will bring back memories. I was waiting in the checkout line at the computer store and saw a kit of, I don’t know, maybe a hundred different screwdriver bits and a cheap handle. None of them come with documentation, but the tips are there for
(Read More…)
I saw these on an episode of The Action Lab on YouTube. The black one is very interesting – it seems to make a good frictionless bearing. https://www.magnetics.com/group_smartmag.asp
Some small amount of debt might be acceptable, such as credit cards. But the student debt os far too onerous and is outright economic slavery. So I don’t agree fully.
Neil deGrasse Tyson said there are 1.3 Billion Muslims; there are only 15 million Jews. Only a single Muslim has won the Nobel Prize, but 1/4 of the Nobel Prizes were won by Jews. He said what a difference in culture has made. I would add that the sciences and math – Algebra – flourished
(Read More…)
Iteresting interview with a UC Berkeley scientist on their research with EUV – extreme ultraviolet – and developing materials for EUV lithography. One should be aware that when the structures of the chip are under 10 nanometers, if you were standing there looking at the structures on a table, the silicon atoms are about a
(Read More…)
After the 2020 election all these restrictions started being passed by the mostly Republican legislatures. What has happened in the last few years? Haven’t they been challenged in courts and found to be a violation of free speech? All these ‘agenda’ laws got passed and analysis shows that they don’t meet the criteria of serving
(Read More…)
This sounds like it could be developed into a very important process. Methane + sunlight + boron nitride catalyst. The end products are hydrogen and just carbon – not CO2. So the carbon never enters the atmosphere, never becomes a greenhouse gas. Methane + Sunlight + Catalyst = Emissions-Free Hydrogen, Say UCF Researchers
Sabine gives the seven sins of greenwashing in a 17 min. YouTube video. The text follows. 1. The Sin of the Hidden Tradeoff:: When a product is marketed as green based on some environmental benefit but other often bigger issues go unmentioned. A typical example is batteries for electric vehicles. They don’t release CO2 emissions
(Read More…)
I hope you can view this: https://www.facebook.com/reel/828276078710781?mibextid=9drbnH
Elon Musk says population collapse is a bigger threat than climate change. Is he right? This is a very good article on a number of different aspects of population change. It gives a lot of good statistics. Also makes aware that that the population isn’t as all important as the resource utilization. The Western world,
(Read More…)
