The decorative clock Published on October 3, 2023October 2, 2023 by fivecolorssandt@icloud.com Hands fixed We ponder our relationship with time, or at least with timekeepers. Read More
Round numbers Published on February 28, 2023February 27, 2023 by fivecolorssandt@icloud.com An even ten-thousand We note an almost unknown milestone. Read More
A matter of time Published on December 13, 2022December 11, 2022 by fivecolorssandt@icloud.com The big project We find that time is not infinitely divisible. Read More
Quick learners Published on October 4, 2022October 4, 2022 by fivecolorssandt@icloud.com Following the syllabus How quickly do we need to teach a subject? Read More
The long hours Published on March 16, 2021March 15, 2021 by fivecolorssandt@icloud.com Time of the season Some hours used to be longer than others. Really. 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
The navigator’s watch Published on April 10, 2018April 10, 2018 by fivecolorssandt@icloud.com Combining instruments Doing some things the old-fashioned way is getting difficult. Read More
