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
In the previous post I mentioned that I support the death penalty, without providing any details. Commenter Darryl asks: Aron, (and other commenters, too!) I wonder if I might probe your notions on the death penalty. Given that in the … Continue reading
If you're wondering about the lack of posts recently: for the last 2½ weeks I've been travelling on a research trip to Boston and Canada (to Waterloo, Montreal, and Vancouver). The sashimi in Vancouver is out of this world, by … Continue reading
Random links I've run across in the past couple months: Want to know what ancient music sounded like? (Warning: website plays samples automatically) A possible birthday present for geeky kids: chemistry crayon labels. (Warning: assembly required) Artificial life links. Computer … Continue reading
https://xkcd.com/592/ [comic added later] In this time and place, the secular world does not place a high value on chastity, which seems to be regarded as some sort of eccentric religious virtue. So long as one avoids disease, and harassment … Continue reading
