Sphaerula

  • I recently took an astronomy course in which the instructor demonstrated how to use ChatGPT to answer questions about a scientific topic such as the Big Bang. This prompted me to sign up for a ChatGPT Plus account ($20 per…

  • Tonight I begin taking a four-week course titled Introduction to Astrochemistry from the Amateur Astronomers Association, Inc., taught by Samantha Scibelli, Ph.D. Dr. Scibelli gave a free two-hour presentation about EM (electromagnetic) waves for the AAA on Wednesday May 15.…

  • Since I’m retired, I no longer need to hunt for a new job. In fact, I did very little job hunting during my employment years because my network found new jobs for me. That said, this post by Nikhil Suresh,…

  • For simplicity and convenience, I use WordPress as the content management service for this site and for my other site at conradhalling.com. The hosting service for each of my sites provides tools that simplify installing and updating WordPress. A standard…