Blog 116. Understanding the social angst

There’s an angst in American society that has no single focus, no single cause.  Why do the political right and the political left promote simplistic, unrealistic solutions?  Because the system itself promotes those who promote the problems. Continue reading

Blog 113. Information, misinformation and survival

Scientific news magazines now feature articles that reach out, not only to scientists, but to the educated public.  The journal Physics Today, once of interest only to physicists, now has a section entitled People and History.  How come? Continue reading

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