Monthly Archives: January 2026

On Whetsday, by Mark Sumner

Book 2 for my 2026 goal of 36 books for the year! As is now default for me, my link to the book is through my bookshop dot org affiliate account. One joy of being active on social media — in the midst … Continue reading

Posted in Science fiction | Tagged , , , , | Leave a comment

What is an optical caustic?

Here’s another post based on the revisions I’m making for the second edition of my Singular Optics textbook! Caustics are a subject that I’ve sort of casually understood for ages but never well enough to explain it, but book work … Continue reading

Posted in Mathematics, Optics | Tagged , , | 4 Comments

Our new paper on invisibility physics!

So I’ve written a lot about the physics of invisibility on this blog and have even written a popular science book on the subject, but many people may not know that I also still occasionally do some research on invisibility … Continue reading

Posted in Invisibility, Personal | Tagged , , | 1 Comment

I am a 2026-2027 Sigma Xi Distinguished Lecturer!

Just wanted to drop a little personal news and add it to my record of stuff: I was chosen to be a Sigma Xi Distinguished Lecturer for 2026-2027! I had applied early last year and though I was chosen I … Continue reading

Posted in History of science, Personal | 5 Comments

Twelve Nights at Rotter House, by J.W. Ocker

Book 1 for my 2026 goal of 36 books for the year! As is now default for me, my link to the book is through my bookshop dot org affiliate account. I seem to be on a bit of a haunted house kick … Continue reading

Posted in Horror | Tagged , , , , | Leave a comment