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