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Archive page 17 of 73

Aug 4, 2019

Mixing Toxic Chemicals

Nina asked me about Miamisburg, Ohio, recently. In 1986, I lived about 35 miles away from Miamisburg when a CSX train derailed, releasing a toxic cloud over a large part of the…

Jul 30, 2019

Jamestown, Democracy Gone Awry

Colonial Virginia offers a different path toward governance. Jamestown was originally settled in 1607. Jamestown was not the first English colony in North America, but the Lost Colony of Roanoke had disappeared…

Jul 19, 2019

Blowing the Hatch

Something caught my attention. I watched The Right Stuff last night and was looking up something about Gus Grissom. Grissom's Liberty Bell 7 flight has been the subject of great controversy over…

Jul 13, 2019

Cache of Old Syllabi

I recently happened upon a cache of old syllabi for my math courses going to back to the fall of 2014. As these syllabi are centrally developed (more or less) by the…

Jul 1, 2019

This Post Means Nothing of Consequence

Effective today, I received a promotion at the University of Maryland Global Campus, which until yesterday, is what we called "University of Maryland University College." I've been teaching for 9 years at…

Jun 15, 2019

Understanding Radioactive Exposure

Like a lot of people, I've been watching the HBO miniseries, Chernobyl : Chernobyl: Official Website for the Miniseries HBO The official website for Chernobyl, the Emmy and Golden Globe winning miniseries…

May 24, 2019

How Data Science Happens

I have a chapter in our planned book, Handbook of Military and Defense Operations Research . In this book, co-edited with Prof. Natalie Scala, our authors explore the fundamentals of operations research…

May 7, 2019

Social Security Policysplainer

It is apparently time for another policysplainer. The New York Times , among others, covered the report that Social Security will start running a deficit in the next decade and not long…

Apr 2, 2019

Piedmont Hydrogeology

The Piedmont Province is a geographic region stretching from southern Pennsylvania southward through Maryland, Virginia, the Carolinas, northern Georgia, into eastern Alabama. The Piedmont consists of a plateau region bounded on the…

Mar 31, 2019

Formal and Informal Language in English

Plain form versus formal form of the language is something Americans do not think they do. Except, they do differentiate between formal and informal language. Sociolinguists call this register, when we change…