A Spherical Tensor Problem

Since last I wrote about it, my continued sojourn through Sakurai has brought me back to spherical tensors, a topic I didn’t well understand when last I saw it. The problem in question is Sakurai 3.21. We will get to this problem shortly… I’ve been thinking about how best to include math on this blog. […]

How to learn Quantum Mechanics: not like this!

This particular topic never fails to get my hackles up. At breakfast this morning, I stumbled over an article about Willow Smith. This article linked to a profile on the same person. Up front, Jaden and Willow Smith have both made their feelings about school well known. They are home schooled and actively decry spending […]

“Breakthrough Starshot” or Are You Serious, Mr. Hawking?

His heart’s in the right place, I will admit that much. The “Breakthrough Starshot” project was bound to be proposed by someone eventually. Postage stamp-sized space probes riding a beam of light to Alpha Centuri, then beaming messages back to us of what they find there, all with Stephen Hawking’s stamp of approval. Explore another […]

Black Holes Don’t Just ‘Eat’…

While reading an article in Gizmodo the other day, I ended up taking umbrage with a particular comment. I’ve found in the past that it’s difficult to respond to the comments people make on these heavy traffic Gawker blogs in part because of how extraordinarily censored the comments section is and because of the pace […]