Links for 2011-07-25

"Recently, in the course of other writing I've been doing, I again came to the topic of what are called Einstein A and B coefficients, and it struck me again that this has to be one of the most elegant, clever physics arguments ever made.  It's also conceptually simple enough that I think it can be explained to nonexperts, so I'm going to give it a shot."

"Here is a clever water fountain in Japan.

What did I notice at first? Look at the spaces that make the letters as they fall. They get bigger. Why?"

Even the God of the Old Testament is a big, squishy leftist.