Math is always a good thing!

I’m compiling links for #SelfieArt Day today and will post tomorrow!

In the meantime, I just want to say how much my younger son and I are enjoying the Thermodynamics class from The Great Courses. Not only does Professor Grossman say “Kelvin” without “degrees” in front of it (as it should be!) but he also uses equations! It’s, so far anyway, just basic calculus, but it helps to explain concepts much better than hand-waving (I’m looking at you, Alex Fillipenko!) or even experiments, and he gives lots of demos which is also great.

FullSizeRender(26)I drew a sketch of him about a week or so ago: