Blog 109. Is clean coal clean?

The concept of “clean coal” has been newsworthy for a decade or more.  In 2009, Senators John Kerry (D-MS) and Lindsey Graham (R-SC) co-authored an op-ed in the New York Times, promoting renewable energy, nuclear energy, and “clean coal.”  Presidential candidate Trump touted “clean coal” during a debate.  Can coal, the dirtiest of fossil fuels, ever be made clean?  That’s seems as likely as senators of opposing parties learning to talk to each other again. Continue reading →

Blog 103. Are we terrorizing ourselves?

There’s a social science of terrorism.  Science News magazine* devoted a special article to the research of anthropologist Scott Atran** of the University of Michigan.  Atran has been on the battlefields of ISIS, Continue reading →

Blog 99. Why can’t I make a difference?

As best I can tell, satisfaction comes from accomplishing something we regard as useful and meaningful.  That seems to be true, whether you are a scientist, entrepreneur, gardener, or Mafia hit man.  Most of us want to make a difference.  We want to believe we’ve altered something for what we regard as the better.  To assert our importance, we erect large monuments in graveyards Continue reading →