Moonset, Moonrise Published on October 31, 2023October 31, 2023 by fivecolorssandt@icloud.com Signs in the sky Was it a long day, or a long night? Read More
Better but harder Published on October 18, 2022October 17, 2022 by fivecolorssandt@icloud.com Simple becomes difficult We ponder how the same scientific task gets harder with time. Read More
The limits of the eye Published on July 12, 2022July 11, 2022 by fivecolorssandt@icloud.com Ordering the planets There are some things that the naked eye just can’t do. Read More
A small tool Published on November 30, 2021November 30, 2021 by fivecolorssandt@icloud.com One step beyond the eyes We consider an anachronism. 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
Working from a snapshot Published on November 19, 2019November 18, 2019 by fivecolorssandt@icloud.com Patient astronomers People are rather ill-designed for astronomy. Read More
Saving the phenomena Published on June 5, 2018June 1, 2018 by fivecolorssandt@icloud.com Fixed stars, part II The Middle Ages were a hotbed of astronomical controversy in Europe. Read More
The discard pile Published on May 22, 2018May 22, 2018 by fivecolorssandt@icloud.com It didn’t work out What is the use of scientific theories that aren’t right? Read More
