How I Spent My Italian Vacation
Sicily’s Golden Age of Astronomy
My second video from my trip to Italy.
Ingazio Danti and the Gregorian Calendar Reform
Sorry for the slow posting. I was gone for half of October and the first week of November. Why?
I was on a European adventure to Italy and Greece. Part honeymoon, part collecting material for some new videos. Here’s the first of them!
Instrumentum Primi Mobilis – A Medieval Calculator
I’m really excited to post this video. It is the culmination of a lot of work. Not just research, but also in producing the instrument, translating, and visiting the Linda Hall Library to work with the original source material.
Understanding Ptolemy’s Almagest: Books I & II
I’m finally getting to some videos on the Almagest. So I suppose I need to get back to working on it, so I’m finished with it before the videos catch up…
The Real History Behnind “Orb: On the Movements of the Earth”
Did you know that Netflix has an entire anime series on medieval astronomy?
Of course I reviewed it.
The Astrological Flood Panic of 1524
Astronomical Instrumentation Before the Telescope
Brahe’s Astronomiae Instauratae Mechanica was one of the first books I worked with when getting into the history of astronomy. My quadrant was based on one from this book. So, I’ve wanted to do an exploration of the other instruments for a long time.
The Flame Haired Stars
The popular understanding of how comets were viewed in the medieval period is that they were objects to be feared. It’s not wrong, but it’s also so much more…