Alexander Pruss's Blog

A year or two ago, some juvenile alligators moved into our area or were moved in (we are right on the edge of the alligator zone in Waco). I...

The day started off all cloudy, but the clouds got less dense, and then when the eclipse in our front yard reached totality, we had a big br...

Today I was testing the solar filter I got for the eclipse. (300mm f/5.6, cropped).

Handheld, through welder's glass Hanheld, through eclipse glasses, with a whiff of sunspots (I'll have to get proper solar film for ...

We have an open area full professor position in our Department. If you qualify, I encourage you to apply. If you know someone who qualifies...

My ten year old and I developed a roll of 35mm film that I shot over the past year in my grandfather's Voigtlander Vito I camera. I'...

Waco riverwalk, Yashica 12, HPS5+

I acquired a Yashica 12 medium-format TLR camera from the 1960s. (The lens hood is 3D printed, though.) I'm still learning how to use i...

For over a decade, all my photography has been digital, but this spring I finally pulled out the 1939 Voigtlaender Vito 35mm camera I inheri...

My Instructable for a simple manual star tracker for astrophotography is now up. The idea is that you manually rotate a knob together in sy...

For a long time I wanted to take one of those high speed water splash pictures that I've seen other people take. I played around with co...

I took my Panasonic DMC-G1 camera, set it on the widest setting, focused on something lit up in the distance, set it on manual, maximal aper...

Are you thinking of grad school and feeling cold? As your December days get colder and darker, you may want to reflect on the warm weather ...