Necessary Facts

Observations, reports, and discoveries that are true of necessity because they are perceivable and reasonable, empirical and logical, evidentiary and rational, synthetic and analytic. Truths are objective statements.

Thursday, September 19, 2024

Tunguska, Chelyabinsk, Berlin, and New York

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(See the previous post.) After my article on the Tunguska Event of 1908 was published, it was removed from This Month in Astronomical Histor...

Monday, September 16, 2024

The Tunguska Event of 1908

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[ This article was accepted and published by the Historical Astronomy Division of the American Astronomical Society for webpages "This ...

Thursday, July 25, 2024

Science Fiction Recent Reads

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I could not do better than this myself, which is why I do not write fiction. If real science were not difficult enough imaginative science i...

Sunday, July 14, 2024

Recent Reads – Science Fiction: Questionable and Trash

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At least it makes you think—but not too much. For the second time in my life, I threw out a book because it was not good enough to pass ...

Monday, July 1, 2024

NGC 6207 in Hercules

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Andromeda is easy enough. I logged M81/M82 using the NASA OWN remote telescope (9 July 2021). The Austin club's dark sky site is south o...

Monday, June 10, 2024

Jim Simons and the Quants

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Being centered on mathematicians, this book was not exciting, but it was interesting. James Harris “Jim” Simons (1938-2024) earned his docto...

Sunday, June 9, 2024

Some Limitations of ChatGPT

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University of Texas president Jay Hartzell declared this to be "The Year of AI." So, the assignment for my "Mental Spa Day...

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About the Author

Michael E. Marotta: Experienced freelance technical writer always looking for more work. Author of over 300 newspaper, magazine and journal articles on topics of business, technology, and society.

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