When I was an 8-year-old kid, my grandfather called and invited me to listen to his new record. It was a vinyl recording of Ludwig van Beethoven’s Ninth Symphony. I don’t remember which version was or what orchestra performed it, or which director was at the helm. All those details were meaningless for that 8-year-old […]
Category: Education
Given my current fascination with scale modeling, I got a set of Polish made papercraft templates that will enable anybody with enough patience to build a 1:200 scale model of a Fletcher.
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The present
This story was inspired by a discussion thread in a sci-fi Facebook group.
I have just read these series of articles about global warming on the website of Control magazine, they are written by Béla Lipták. I found them quite enlightning. This is the third. https://www.controlglobal.com/articles/2021/controlling-the-future-part-3/ About the author: Béla Lipták Béla Lipták is an automation and safety consultant and editor of the Instrument and Automation Engineers’ Handbook (IAEH). He can […]
I have just read these series of articles about global warming on the website of Control magazine, they are written by Béla Lipták. I found them quite enlightning. This is the second. https://www.controlglobal.com/articles/2021/controlling-the-future-part-2/ About the author: Béla Lipták Béla Lipták is an automation and safety consultant and editor of the Instrument and Automation Engineers’ Handbook (IAEH). He can […]
I have just read these series of articles about global warming on the website of Control magazine, they are written by Béla Lipták. I found them quite enlightning: https://www.controlglobal.com/articles/2021/controlling-the-future-part-1/ About the author: Béla Lipták Béla Lipták is an automation and safety consultant and editor of the Instrument and Automation Engineers’ Handbook (IAEH). He can be contacted at liptakbela@aol.com.
The Pascal (Pa) is the International Measurements System unit for the measurement of pressure. It is defined as one newton per square meter and the recommended unit for atmospheric pressure measurement by the World Meteorological Organization is the hectopascal (hPa), which equals one hundred Pa. The definition of Standard temperature and pressure conditions used for […]
The Vicente López reserve is in the La Lucila neighborhood of the Vicente López district, in the sector between Paraná and Darwin streets, and from Eduardo Ramseyer and the train tracks to the river. On its two hectares of surface, the visitor can observe a varied set of species of animals and plants native to the riverbank of the River Plate. It has an environmental […]
Some historical background In my last article, I mentioned the avoirdupois pound, but I avoided any side story about this measurement unit to focus on the horsepower story. But after researching its origins and evolution, I discovered, IMHO, a fascinating story. The avoirdupois system is a system for the measurement of weight developed in the […]
Like everybody else with a broadband internet connection, I spend an embarrassing amount of time watching YouTube videos. Shame on me. The only redeeming factor of my worthless habit is that the videos I like to watch are usually about stuff I like; history, science, engineering, planes, cars, astronomy, space, computers, well you get the […]