Weekend miscellany


NASA after the space shuttle
How a log is cut into lumber


Physics of coffee rings
Comparing common decongestants

Computer science

A cartoon guide to the Advanced Encryption Standard
The busy beaver problem
Algorithms behind the Kinect (machine learning keynote)


Applied algebraic topology and sensor networks notes by Robert Ghrist

Sensor network illustration by Robert Ghrist

Image from Robert Ghrist’s notes

2 thoughts on “Weekend miscellany

  1. The AES cartoon is brilliant, clear, and very readable. I’ve been working with encryption recently, and it was fun to read such a good explanation.

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