Category: General

Nuclear Threat Aug 2024

• khoitsma
• General, History, Science
• 0 Comments

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What is the perimeter? Jul 2024

• khoitsma
• General, Kids (middle school and up), Mathematics
• 0 Comments

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Solzhenitsyn Jul 2024

• khoitsma
• General, History
• 0 Comments

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Ruth Fertel Jul 2024

• khoitsma
• General, History
• 0 Comments

First Lady of Steak

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Susan Kare Jun 2024

• khoitsma
• General, History
• 0 Comments

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A short history of “software as a service” June 2024

• khoitsma
• General, Software
• 0 Comments

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Recent Updates Jun 2024

• khoitsma
• General
• 0 Comments

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Debt in the USA May 2024

• khoitsma
• General
• 0 Comments

In the red in the USA

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Executive Orders May 2024

• khoitsma
• General
• 0 Comments

A serious article

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Let’s Cut the Crap Apr 2024

• khoitsma
• General
• 0 Comments

A serious article

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Fastest Maze-Solving Competition on Earth April 2024

• khoitsma
• Engineering, General, Hardware, Kids (middle school and up), Science
• 0 Comments

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100 Prisoner Problems Mar 2024

• khoitsma
• General, Kids (middle school and up), Mathematics, Probability/Statistics
• 0 Comments

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GeoGebra app Feb 2024

• khoitsma
• General, Kids (middle school and up), Mathematics
• 0 Comments

Screenshot

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Reflection on Billiards and Math Feb 2024

• khoitsma
• General, Kids (middle school and up), Mathematics
• 0 Comments

This inscribed triangle is a periodic billiard trajectory called the Fagnano orbit, named for Giovanni Fagnano, who in 1775 showed that this triangle has the smallest perimeter of all inscribed triangles.

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John Smeaton — "Father of Civil Engineering" Feb 2024

• khoitsma
• Engineering, General
• 0 Comments

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What Happened to the US Machine Tool Industry? Jan 2024

• khoitsma
• General, History
• 0 Comments

A serious article

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What is the Day of the Week? Jan 2024

• khoitsma
• General, Kids (middle school and up), Mathematics, Mental Math
• 0 Comments

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Kolam Muggu Rangoli Dec 2023

• khoitsma
• Calculus, General, Mathematics, Science
• 0 Comments

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Wolfram — Writings Dec 2023

• khoitsma
• Calculus, General, Mathematics, Science
• 0 Comments

‘The Concept of the Ruliad’
‘Expression Evaluation and Fundamental Physics’

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Feynman — The Relation of Physics to Other Sciences Dec 2023

• khoitsma
• Calculus, General, Mathematics, Science
• 0 Comments

‘The Relation of Physics to Other Sciences’
‘The Value of Science’
‘Bonus’

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The Engineering Hub Nov 2023

• khoitsma
• Engineering, General
• 0 Comments

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AI outperforms conventional weather forecasting Nov 2023

• khoitsma
• AI, General, Software
• 0 Comments

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AI Poetry Nov 2023

• khoitsma
• AI, General, Personal, Poetry, Software
• 0 Comments

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Photomath and Slide Rule Competition Oct 2023

• khoitsma
• General, Mathematics, Software
• 0 Comments

Can you work this problem by hand?

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CQ Brown Oct 2023

• khoitsma
• Engineering, General
• 0 Comments

Texan and Texas Tech in the news

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Design for Flood, Wind, Seismic, Snow, Ice, and Fire Aug 2023

• khoitsma
• Engineering, General, Observation
• 0 Comments

…

Overview
Flood
Wind
Earthquake
Snow and Ice
Fire

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Small Ideas — Large Effects Aug 2023

• khoitsma
• Concept, Engineering, General, History, Mathematics, Science, Software
• 0 Comments

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Instant Access to all Posts

• khoitsma
• General, List, Personal
• 0 Comments

Tabular list of all posts

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Math Test Jun 2023

• khoitsma
• General, Mathematics
• 0 Comments

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No Reason Jun 2023

• khoitsma
• Blog Navigation, General, Observation, Personal
• 0 Comments

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