Tidbits (various)

Of course, I am mathematically stuck and avoiding work…

Optical Illusions: check this out.

Or, just for the heck of this, download this photo and then watch what happens to the colors of the “blue” and “green” bars as you zoom in:

Update: a commenter on the blog post above has posted a link to images that he/she has created:

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A friend of mine thought that I’d appreciate the racewalking photo that appears here.

Note that these ladies have near perfect form; note that you can’t tell (from this still) whether the lady in the forefront is lifting or not.

But my guess is that my friend’s “Fernanda Keller” reference meant that he thought that I’d appreciate other, ahem, aspects of the photo.

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