Jesus 101
After coming back from the APS March Meeting 2023 in Las Vegas, I went to The National Museum of Western Art at Ueno, Tokyo, with two friends, Li and Zhu…
General relativity: MIT video lectures
From middle July 2022, I started studying general relativity (GR) again. I use three resource at the same time: 1) Prof. Scott Hughes’s MIT’s physics graduate course 8.962, 2) the textbook…