A hands-on process Published on January 2, 2018January 2, 2018 by fivecolorssandt@icloud.com Working manually How much of your work is your own? Read More
Maps and apps Published on December 5, 2017December 6, 2017 by fivecolorssandt@icloud.com In principle and in practice Another way we may be inadvertently changing how we see the world. Read More
Looking at and looking through Published on November 28, 2017November 27, 2017 by fivecolorssandt@icloud.com Ways of seeing What you see depends on how you look. Read More
Surveys and telephones Published on November 14, 2017November 14, 2017 by fivecolorssandt@icloud.com Fitting in the box If you don’t ask the question, you won’t get the answer. Read More
Several things at once Published on November 7, 2017November 5, 2017 by fivecolorssandt@icloud.com Multiplexed astronomy An example of answering several questions at once, by doing several kinds of observation at once. Read More
The past in my pocket Published on October 3, 2017October 2, 2017 by fivecolorssandt@icloud.com Thruppence and history Paying with physical money, especially pocket change, is going away. That will make future historians’ work harder. Read More
The importance of being there Published on September 26, 2017September 26, 2017 by fivecolorssandt@icloud.com Imagination becoming reality Comparing images from space with paintings of space. Read More
Human limitations Published on September 19, 2017September 19, 2017 by fivecolorssandt@icloud.com What are people best suited for? Perfection is one step away from extinction. Read More
Disaster this time? Published on August 8, 2017August 8, 2017 by fivecolorssandt@icloud.com Threatening technology New technology has been forecast to bring social disaster several times in the past. We seem to have avoided it; but that doesn’t mean we always will. Read More
Non-spectacular spectacles Published on August 1, 2017July 30, 2017 by fivecolorssandt@icloud.com Seeing astronomical events A total solar eclipse is an amazing spectacle. You might not even notice other astronomical events. Read More