The last little bit Published on May 26, 2020May 25, 2020 by fivecolorssandt@icloud.com No improvement yet? Sometimes you make no progress until everything’s done. Read More
More of the story Published on April 21, 2020April 21, 2020 by fivecolorssandt@icloud.com Help from an old textbook Knowing just a little more is sometimes helpful. 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
Old science fiction Published on October 15, 2019October 15, 2019 by fivecolorssandt@icloud.com The trouble with predictions It didn’t happen that way, but we enjoy the stories in spite of that. Read More
Making assumptions Published on August 20, 2019August 18, 2019 by fivecolorssandt@icloud.com What’s reasonable? We have to start somewhere. Sometimes the exact place isn’t important. Read More
Solving the problem Published on August 13, 2019August 12, 2019 by fivecolorssandt@icloud.com Standardized tests (again) When does learning become rote? Read More
Numbering the stars (I) Published on February 26, 2019February 25, 2019 by fivecolorssandt@icloud.com Big numbers We look at answers to an obvious question. Read More
Destroying the world (almost) Published on February 19, 2019February 17, 2019 by fivecolorssandt@icloud.com Science to serve the plot We comment on a science-fiction novel in progress. Read More
Students return (II) Published on January 8, 2019January 6, 2019 by fivecolorssandt@icloud.com Unintended consequences We find, again, that the message we thought we sent is not always what was received. 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