Out of our element Published on November 18, 2025November 17, 2025 by fivecolorssandt@icloud.com Space is dangerous There are lots of ways for things to go wrong off-Earth. Read More
Knowing too much Published on November 11, 2025November 10, 2025 by fivecolorssandt@icloud.com Fictional details One’s background can get in the way of a good story. Read More
Correcting misconceptions Published on July 29, 2025July 28, 2025 by fivecolorssandt@icloud.com Alternative approaches What is the best way to do popular science? Read More
Time is against us Published on March 18, 2025March 16, 2025 by fivecolorssandt@icloud.com Human scales The universe is often an obstacle to science fiction. Read More
Getting the stars right Published on August 13, 2024August 12, 2024 by fivecolorssandt@icloud.com Does it matter? We wonder how careful a fiction author really needs to be. Read More
Octopus arithmetic Published on August 6, 2024August 5, 2024 by fivecolorssandt@icloud.com How different could it get? We ponder how to communicate with aliens. 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
Degrees of difficulty Published on November 24, 2020November 23, 2020 by fivecolorssandt@icloud.com Impossible, inevitable and in between Some actions in science fiction are much more difficult than others. Read More
Historical fiction (II) Published on August 4, 2020August 3, 2020 by fivecolorssandt@icloud.com Parallel genres We continue a comparison with science fiction. Read More
Historical fiction (I) Published on July 28, 2020July 26, 2020 by fivecolorssandt@icloud.com Getting old things right We note some similarities between genres: SF and HF. Read More