HR at my university sometimes sends out retirement incentive plans. The one they sent me basically says "you make less than the average starting salary for an assistant professor, so we won't give you a package - it would be more expensive to hire someone new than replace a 25 year faculty".

Nice.

Video Analysis #physics post - measuring the acceleration of #artemis and #saturnV

https://rjallain.medium.com/video-analysis-measuring-the-acceleration-of-the-sls-and-saturn-v-26b4c8da42f0?sk=cf69b1532c77823f6a86dbb2fa043cba

I saw this fun question: is weightlessness on the way to the moon the same as the weightlessness in orbit? Here's my #physics answer

https://rjallain.medium.com/is-weightlessness-on-the-iss-different-than-on-the-way-to-the-moon-97447d84af1b?sk=6ca784db1a4d4837625bc17262d68515

New #electrodynamics #physics video - looking at reflection and transmission of electromagnetic waves. Snell's law and Brewster's angle.

https://youtu.be/_dFKj6OE05I

I couldn't help myself. I had to do a #spiderman #physics post from the new trailer. Here I estimate the strength of Spider-Man's webs.

https://rjallain.medium.com/with-great-force-comes-great-acceleration-calculating-the-tension-in-spider-mans-webs-ccb76916f519?sk=5ed5099b30050cba18f298d065c48b33