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Expected Lifetimes of Durable Goods Many durable goods are intended to have relatively long usable lives (at least 10, often 20 years or more). Examples […]

Major demographic trends are being observed globally.  They have enormous implications that are only now beginning to be grasped.  This paper describes some of the

Policy decisions frequently have negative outcomes that are not anticipated when legislators try to force a change in social mores. Recently a number of conservative

This paper endeavors to provide a broad systems perspective on the problem of greenhouse gases and the actions humanity must take to minimize the adverse

The writing of the U.S. Constitution, with its ten amendments listing the Bill of Rights, was finished on September 17, 1787.  It was presented on

Recent issues concerning personhood In the recent controversies over abortion, many conservatives have adopted the position that not only is a human fetus a person,

Many people are advocating fission-based nuclear power plants as a favored approach to producing electrical power without emitting greenhouse gases.  Unlike renewable energy systems such

Choosing what to do for a living There are many questions that a young person should seek to get answered when contemplating what to choose

The number of satellites being placed into orbit now is increasing dramatically, particularly with large constellations of small commercial satellites in low Earth orbit.  A

A major problem today is that our body politic has not been able to mount a strong immune response when it is exposed to a

Fusion as a power source The nuclear fusion of hydrogen is the process that creates the Sun’s energy.  Extreme pressure and temperature causes hydrogen atom

Who Is a Person? A Short Story Dennis Holeman Revised 13 March 2022 The October sun shone through the windows in the breakfast nook of