Why bother with tentative research?
Our astronomer ponders the state of the science in the middle of the last century, when things were so different and difficult.
Our astronomer steps out of his area of expertise to comment on biology.
One of the advantages of living in the Washington, DC area is the wealth of cultural opportunities. Expositions of science, history and the arts are going on all the time. Our astronomer attended one of these recently, telling the story of how multicolor imaging allowed scholars to read a text that had been erased centuries ago.