Simanaitis Says

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Category Archives: Sci-Tech

THE HARLEY GUYS AND THE RAMJET PART 2

YESTERDAY’S CELEBRATION OF the 1953 Studebaker Starliner evoked other memories of Tom’s Stude sedan and his mentorship with our control-line model airplane flying. Today, we pick up with Tom’s ramjet-powered … Continue reading

November 12, 2021 · Leave a comment

THE HARLEY GUYS AND THE RAMJET PART 1

PHOTOS OF A 1953 Studebaker Starliner/Starlight coupe  jogged my memory about the Harley guys and the ramjet. All this happened 67 years ago, and please excuse my rambling tale appearing … Continue reading

November 11, 2021 · 5 Comments

LIGHT MY FIRE—SELECTIVELY

A NEW BOOK, Stephen J. Pyne’s The Pyrocene, puts historic and environmental aspects of fire into perspective. Its review in Science, October 15, 2021, by Mary Ellen Hannibal is subtitled, … Continue reading

November 8, 2021 · Leave a comment

MY FOUR-STROKE HOLOGRAM

A HOLOGRAM, WIKIPEDIA EXPLAINS, “is made by superimposing a second wavefront (normally called the reference beam) on the wavefront of interest, thereby generating an interference pattern which is recorded on … Continue reading

October 29, 2021 · 1 Comment

GEORGE BOOLE—GRANDFATHER OF OUR INFORMATION AGE PART 2

YESTERDAY, WE SAW Englishman George Boole progress gradually from a “petty shopkeeper’s son” to an aspiring mathematician. His The Mathematical Analysis of Logic, 1847, become a core of pure mathematics, … Continue reading

October 19, 2021 · 2 Comments

GEORGE BOOLE—GRANDFATHER OF OUR INFORMATION AGE PART 1

COMPUTERS DO NOTHING MORE than count on two fingers very quickly: Computer logic assigns 1 or 0 respectively to truth or falsity in the on/off presence of an electrical current. … Continue reading

October 18, 2021 · 2 Comments

FOILING THE MOB—JACQUES-LOUIS DAVID’S LAVOISIER PORTRAIT PART 2

WHEN WE LEFT Antoine and Marie-Anne Lavoisier in Part 1, they were pursuing joint research in the new chemistry. Alas, the French Revolution was coming. A Couple’s Portrait. In 1788, … Continue reading

October 12, 2021 · Leave a comment

FOILING THE MOB—JACQUES-LOUIS DAVID’S LAVOISIER PORTRAIT PART 1

PITY THE LAVOISIERS, Antoine-Laurent and his wife Marie-Anne Paulze. This French scientific partnership was instrumental in the transition from qualitative chemistry and biology to quantitative endeavors. Pity Jacques-Louis David, French … Continue reading

October 11, 2021 · Leave a comment

LITHUANIA RULES—YET AGAIN

“AR GALITE MANE IŠGIRSTI DABAR?” This Lithuanian query of “Can you hear me now?” is most appropriate in response to news reported by the Voice of America, October 1, 2021: … Continue reading

October 2, 2021 · Leave a comment