The one I got for Mrs.Coturnix's birthday? Tanja has updated her website and now you can see both that mirror (in a much better photo) and a bunch of other mirrors and artwork she made recently.
More like this
This is one of my favorite demos. I like it because anyone can do it at home and people usually find the results surprising. Here is the situation:
By now you've probably all heard about the paper published by Plotnik, de Waal, and Reiss in the Proceedings of the National Academy of Sciences in late October titled "Self-recognition in an Asian elephant." I suspect that for p
A little bit before Christmas, I spent an afternoon swapping mirrors out of one line of the apparatus. I was losing too much of the laser light before it went into the chamber, and replacing the mirrors increased the power entering the apparatus by a factor of two or so.
Take another look at this picture of the Rokeby Venus from last week's post on mirrors in art: