About Aron Wall
I am a Lecturer in Theoretical Physics at the University of Cambridge. Before that, I read Great Books at St. John's College (Santa Fe), got my physics Ph.D. from U Maryland, and did my postdocs at UC Santa Barbara, the Institute for Advanced Study in Princeton, and Stanford. The views expressed on this blog are my own, and should not be attributed to any of these fine institutions.
St. Brandon writes about problems in philosophy, but a lot of what he says seems applicable to physics as well. In my field of quantum gravity, there's no experimental evidence so a lot of the back-and-forth has to do with … Continue reading →
BioLogos has kindly published the first part of a 2-part series about thermodynamics and black holes. The links are here: One Way Streets: Black Holes and Irreversible Processes, Part 1 One Way Streets: Black Holes and Irreversible Processes, Part 2 … Continue reading →
Posted in Links, Physics
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I'm in the first week of a 5 week trip to Europe. I'm in England and will be visiting France, England again, Germany, and Poland (where I'll be attending the GR20 conference in Warsaw). Expect posting to be light to … Continue reading →
After writing about the death penalty recently, I was reflecting about the real meaning of Justice. It's tempting to think that Justice refers to the thing which happens (or should have happened) in Law Courts. And of course we hope … Continue reading →
Suppose we have a field in a curved spacetime, and we want to know how fast it is changing as you move in some direction in space or time. Because there is more than one possible direction to move in, … Continue reading →