Michal J A Paszkiewicz
@MichalYouDoing
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History of Science, Cartography, Transport, Software, Moths & Insects. Author, musician, gardener, tinkerer. I just love to learn and make things. 🇵🇱🇬🇧🇻🇦
Gloucester, England
Joined February 2016
Riccioli's Almagestum Novum (1651) wasn't just the most comprehensive Astronomy Textbook ever. It also linked House Grimaldi to French Royal ancestors, pushing the diplomacy that would ally Monaco with France and protect them from Italian Unification. https://t.co/dfzDQgaQay
amazon.co.uk
Riccioli's , published in 1651 was the most comprehensive textbook of Astronomy written in its time. This huge work first published as a 2 volume, 1500-paged folio edition has remained largely...
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@visegrad24 We repeatedly make exactly the same mistakes as were made in history, but with different permutations of surrounding variables.
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8.XII Our Mathematician of the Day is Jacques Hadamard a French mathematician whose most important result is the prime number theorem which he proved in 1896. This states that the number of primes < n tends to infinity as fast as n/log_e n. https://t.co/tGZdXWypcD
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A remarkable homecoming for a rare 16th-century mariner’s astrolabe 🌊 After decades in private collections across the globe, the Pednathise Head astrolabe has finally returned to the @scillymuseum. Explore the Guardian article or visit our collections in person or online ✨
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‘Aristotle’s ideas in Physics are now still relevant. Perhaps more than before... Some of the ideas in Aristotelian physics can help us to understand a variety of problems across the whole spectrum of the sciences.’ Read: https://t.co/LURI9N1chg
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@Elofiest @MartinWWAigner @Slappyantic @FVzpon24623 @MichaelAArouet Today I learned Christians caused the erruption of Vesuvius in 79 AD! And, right on cue, he's blocked me:
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December is a merry time as you can see from his cheerful expression. #medievalcalendar Bodleian Library MS. Auct. D. 2. 6; c.1140 CE; England (St. Albans); f.7r @BDLSS
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Early in my career, I highlighted a passage from Abū al-Rayhān al-Bīrūnī’s al-Qānūn al-Mas‘ūdī. There, he shows that the trajectory of the epicycle’s center in Ptolemy’s lunar model is ovoidal—though not a perfect ellipse. https://t.co/ckTyHmvLZK (chapter 4) ↓
taylorfrancis.com
This volume presents comprehensive investigations into various facets of observational astronomy during the medieval Islamic period, spanning from the ninth to
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Hoo boy. The responses here are ... remarkable. 🧵 https://t.co/nJaB0vu7gl
It's embarrassing that such a confident account can't distinguish Christians & barbarians. Christians preserved & copied Greek works. Instead of destroying it, Christian Monks copied or Greek literature & philosophy to preserve it.
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Tucker Carlson implies that the UK shouldn’t have declared war on Germany after the German attack on the UK’s ally Poland. He seems to argue that Germany wasn’t a threat to the UK and that Hitler was focused on fighting communism. He completely ignores that Germany
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“I welcome scrutiny,” says Kim Leadbeater. 20 reasons to doubt this claim:
Terminally ill people do not have 20yrs for the Lords to delay this bill😔 I welcome scrutiny & will discuss the bill with anyone, but: “The concerted effort to block its progress by a very small number of peers, who are all against the Bill as a matter of principle, continues.”
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Actually, JP II was not the Hulk.
Mark Ruffalo’s upcoming role in a new international thriller about Pope John Paul II promises to bring fresh global attention to one of the most influential figures of the 20th century. https://t.co/y8OrWUGHcU
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With discounts like this, *anyone* can afford a page or two!
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In medieval Geocentrism, humans were NOT at the center of things. Hell was. And being at the centre wasn't a good thing.
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@LarsTheBadMan @DrJustinbass @rickygervais Oh right, if you discredit all the people who were the richest (the monarchies), and if we pretend that we forgot about the Medici & other families, and all the city states which had far more financial fluidity, and ... err... the rest of the entire world, we will of course
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Among his many achievements Edmond Halley, who was born 8 November 1656, was the first to map the magnetic variation in the Atlantic #histsci
https://t.co/rZw7WbofDX
thonyc.wordpress.com
Over this series we have tracked the discovery of magnetic variation and the gradual realisation that it was a real phenomenon and not just a malfunction of badly made or adjusted compasses. &…
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🇵🇱🇱🇹 trivia time. Władysław IV of Swedish Vasa royal house (but with Jagiellonian blood through his mother), was in a direct correspondence with Galileo Galilei, and the contents of these letters survived.
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Robert Hooke showed an advanced copy of his Micrographia to the Royal Society on 3 Nov 1664 #histsci
https://t.co/NX9CaNYRY1
thonyc.wordpress.com
The seventeenth century polymath Robert Hooke, who was born 17th 18th July 1635, is a complex and problematic figure in the history of science. Undoubtedly immensely talented and endlessly ingenio…
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A learned, entertaining and ultimately devastating review of a book that seems it might almost have been written to aggravate @TimONeill007… https://t.co/0xOVYu5GUk
historyforatheists.com
Alice Roberts, Domination: The Fall of the Roman Empire and the Rise of Christianity, (Simon and Schuster, 2025), 413 pp. There is no shortage of excellent books on both the end of the Roman Empire...
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