Seb Falk
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...
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Seb Falk
Feb 24, 20161 min
Medieval (g)astronomy: my PhD in biscuit form
I submitted my PhD thesis last week (and now have a little more time to post on this blog). In large part it’s a study of this...
Seb Falk
Jun 2, 20154 min
Drawing up a medieval horoscope
I’ve written a blog post entitled “How to cast a medieval horoscope” before. But I didn’t tell the whole story. Regular readers of this...
Seb Falk
Dec 16, 20143 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 9, 20145 min
Launch of the Digital Equatorium
I wrote this post for the Peterhouse Perne and Ward Libraries blog. It is cross-posted from there with their kind permission. 28 May saw...
Seb Falk
Feb 14, 20141 min
The Scholar as Craftsman: Notes and Records article
Regular readers of this blog (if there are any, I should apologise to them for my long silence) will be familiar with the story of King...
Seb Falk
Oct 7, 20132 min
Video: Connecting with Collections Symposium
I was pleased to be able to speak at (and help organise) the Connecting with Collections Symposium a few weeks ago. That event showcased...
Seb Falk
Jun 20, 20134 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
Jun 10, 20133 min
Making a brass equatorium
I’m flying to Chicago on Wednesday. There’ll be an unusual object in my luggage (is it wise to put that kind of statement online?). ...
Seb Falk
May 29, 20133 min
Three Faces of Derek de Solla Price
This post is cross-posted from the Connecting with Collections blog. I recently read a fascinating article about the early years of the...
Seb Falk
Apr 23, 20133 min
Titbits in the archives: how to make and move an equatorium
This post is cross-posted from the Connecting with Collections blog. At the start of this project I was only hoping to find some ...
Seb Falk
Mar 19, 20131 min
King Arthur’s Table goes on display
This post is cross-posted from the Connecting with Collections blog. Last Friday was a proud day, as the object I re-discovered and am...
Seb Falk
Jan 24, 20134 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
Jan 3, 20132 min
Sun-spotting
We all miss the Sun at this time of year, don’t we? (Unless you’re reading this from Australia, I suppose.) Luckily for you, this blog...
Seb Falk
Dec 17, 20123 min
How to predict an eclipse
Who's read Prisoners of the Sun? In this enthralling Tintin story our hero is captured by a group of Inca who have survived in secret. ...
Seb Falk
Dec 12, 20123 min
The Moon on a stick*
*well, on a disc of MDF, anyway. Want to know how to find the moon? Of course you do! So far on this blog I have constructed and...
Seb Falk
Nov 26, 20124 min
Mercury’s meandering deferent
This week I’m back with my equatorium, trying to pin down precisely how well it models Ptolemy’s planetary theories (and, in turn,...
Seb Falk
Nov 12, 20124 min
Medieval Craftsmanship, Part 3
[Drumroll] Ladies and gentlemen, I shall now demonstrate the use of a medieval planetary equatorium! In the first two posts in this...
Seb Falk
Nov 6, 20124 min
Medieval Craftsmanship, Part 2
In my first post I described how I began making an equatorium according to the instructions in the fourteenth-century manuscript I’m...
Seb Falk
Oct 21, 20123 min
How I found King Arthur’s Round Table
I’ve just started a research project focusing on a medieval manuscript, The Equatorie of the Planetis. This manuscript describes the...
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