Seb Falk
How to read a medieval astronomical calendar
What do all those columns of letters and numbers mean? This post explains how to make sense of all the information.
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Seb Falk
- Feb 29, 2016
- 3 min
Leap years and astrolabes
Since today is 29th February, a leap-year-themed post is in order. This one answers the question you’ve all been asking: how are leap...
Seb Falk
- Aug 16, 2015
- 5 min
How did an Italian astrolabe end up on the New Zealand passport?
A few years ago I enjoyed a blog post in which National Maritime Museum curator Rebekah Higgitt wrote about the “navigation” theme of the...
Seb Falk
- Dec 16, 2014
- 3 min
String Theory – Medieval-style
Apologies for the long hiatus! I’ve been busy with lots of things, among them the birth of my first child. I’ll post his horoscope here...
Seb Falk
- Jun 20, 2013
- 4 min
How to cast a medieval horoscope
I wrote this post for the blog of the 24th International Congress of History of Science, Technology and Medicine (iCHSTM), which takes...
Seb Falk
- Jan 24, 2013
- 4 min
What’s the difference between an astrolabe and an equatorium?
This is a question I’ve been asked several times, and it’s a reasonable one given that this blog is called “Astrolabes and Stuff”, yet...
Seb Falk
- Oct 15, 2012
- 3 min
My weekend as a medieval craftsman
With a free weekend, and fine autumn weather forecast, it seemed a good time to try making my own planetary equatorium. I’m studying a...
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