Making paradoxers Published on October 11, 2022October 13, 2022 by fivecolorssandt@icloud.com Deliberate deception Paradoxers can be made, as well as born. Read More
Monoglot music Published on September 27, 2022September 26, 2022 by fivecolorssandt@icloud.com Not about sukiyaki What does an old song say about its times? Read More
Programmable (II) Published on August 23, 2022August 22, 2022 by fivecolorssandt@icloud.com Victory of the geeks We note one time when the computer-engineers won over the marketers. Read More
What kind of scientist? Published on August 9, 2022August 7, 2022 by fivecolorssandt@icloud.com Astronomers of different eras We note that different kinds of people have become astronomers, depending on when they worked. Read More
The hodograph Published on July 26, 2022July 24, 2022 by fivecolorssandt@icloud.com Dropped from the program We encounter things that are no longer taught. 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
Fresh-ground Published on April 26, 2022April 25, 2022 by fivecolorssandt@icloud.com Far and near Technology and economics, fruit and spices, and a nutmeg-grater. Read More
Old-fashioned astronomers (III) Published on March 29, 2022March 28, 2022 by fivecolorssandt@icloud.com Publishing Roger Griffin Where does an astronomer go to discuss his results? Read More
Distant cousins Published on March 1, 2022February 25, 2022 by fivecolorssandt@icloud.com The extended family We make a count of our relations. Read More
Reading the dial (II) Published on February 22, 2022February 20, 2022 by fivecolorssandt@icloud.com Graphs and indicators Digits can be deceiving. Read More