Not quite constant Published on April 13, 2021April 12, 2021 by fivecolorssandt@icloud.com Dealing with precession We note some of the difficulties in writing historical fiction (among other things). Read More
The prepared mind Published on February 2, 2021February 1, 2021 by fivecolorssandt@icloud.com Learning from an observation What we see depends on what we’re looking for. Read More
Learning from the Great Conjunction Published on January 26, 2021January 25, 2021 by fivecolorssandt@icloud.com A crucial experiment We investigate a possible event in ancient science. Read More
