Whether you're studying, working, or just trying to stay warm this week, take a moment to appreciate this view of the inner workings of this positively Yeatsian music box:
I admit it: I burst out laughing at the unexpected closure of the box. Poor little bird! (Yet he rose again, phoenix-like, to sing once more.)
From the collection of the Musical Instrument Museum. Thanks to my friend mdvlst for the link.
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Just when I thought I had seen every wrinkle on the Monty Hall problem, Raymond Smullyan has to go come up with another one. Here's an excerpt, from his book The Riddle of Scheherazade and Other Amazing Puzzles:
An anonymous commenter asked if I could explain the white box I sometimes use for insect studio shots.
Here it is: