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
Ghosts of future theories Published on December 3, 2018December 4, 2018 by fivecolorssandt@icloud.com Magnetic monopoles We know a great deal about things that may not exist. Read More