jedishrfu's latest activity

I don't remember which it was. I was in 3rd and 4th grade and titles like that didn't register. —— @BillTre It was Tom Swift Jr. I...

One could consider a prion virus that alters the AI in some way. Cruetzfeld Jacob (mad cow) disease was traced to prions. Maybe the AI...

@Astronuc, your experience in school is not uncommon. I had a friend who completed all of high school math by eighth grade. The school...

I remember the New Zealand disaster where a tour group disembarked on an island on their way to the rum of a volcano and it erupted...

Yeah me too! Learned the latest tech from this show. One good thing in the article, he helped the Internet Archive preserve all episodes.

I didn't recognize his name, but when I clicked into the link I definitely recognize his face. I think I watched a number of his...

https://arstechnica.com/gadgets/2026/01/stewart-cheifet-pbs-host-who-chronicled-the-pc-revolution-dies-at-87/

Congratulations to current and past winners of these awards. This is what keeps PhysicsForums going. "And now back to our regularly...

Based on the sketch, it seems that ##\theta## is the angle of cylindrical polar coordinates, not spherical polar coordinates. I agree...

Hi, may I remind you of the Homework Help Guidelines for Students and Helpers and ask for a few clarifications ? I spent some time...

How so? ##\sin^2(t) \ge 0## for all real numbers t. In particular, ##\sin^2(-\pi/2) = 1##.

In a more mathematical form that is easier to read, your first integral is: $$2\int_{-\pi/2}^{\pi/2}\int_0^{a\cos(t)}\int_0^{a^2 -...

Thats awesome. I can relate to working as an undergrad. I worked at a dept store as a sweeper/maint in the evenings to a small...

I think anything is possible, within reason, if you put in the work. I dropped out during 9th grade, never receiving more than a C from...

Your idea of scale-based universes within universes, while a fun topic for science fiction stories, is not part of scientists'...