Here is the second part of my tutorial on how to use a slide rule.

youtu.be/DfVHvjIknpY

How Slide Rules Helped Put Men on the Moon | Learn to Use One

youtu.be/qGxc3_Gu5fM

Many students believe that if one physical quantity increases when another increases, the two must be directly proportional. This is a common misconception.

In this video, we explain what direct proportionality means, and why “increasing together” is not enough.
youtu.be/YSFBBR2mU8o

A fresh episode in which Gary Mosher makes a fool of himself: youtu.be/4P1px-cJ1EM

The simplest experiment anyone can do at home to prove Gary Mosher (a.k.a. DraftScience) is wrong:

youtu.be/MWmTFZ_RSN0

Gary Mosher (a.k.a. DraftScience) keeps insulting me in his videos. Instead of insulting him back, I challenge him!

youtu.be/QhHfCzu-RLE

Here is my response to the virulent attacks of Gary Mosher (a.k.a. DraftScience) against me: youtube.com/live/RJpH4bC...

Gary Mosher (a.k.a. DraftScience) started making a series of videos in which he insults me and my work (and that of the entire scientific community). See for example: www.youtube.com/watch?v=tQmA...

As a response, I created this profile for him: bluemoonshine.fun/Project-Pseu...

Our guest today is Aspen Angel, who is a model and a life-coach, and who is assisting me in making nitric acid HNO3 at home from household items.

youtu.be/NHBDXtn7pjA

John Mandlbaur is a guy who has already wasted 10 years of his life in believing that the law of conservation of momentum is wrong, just because he refuses to do a simple experiment to test his theory. So I did it for him, and it clearly proves him wrong.

youtu.be/RE-6s1B-lc8

Here is a rigorous derivation of the Lorentz transformation that involves no more than 8th grade math (namely the Pythagorean theorem).

youtu.be/6N2mH3-khUg

Einstein's cat, a thought experiment against anti-relativist claims.

youtu.be/nxAPELzc8hc?...