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Good sources of Science News.

Algorithmic Complexity.

Chaitin's omega.

If you data has bad outliers, use Robust Regression (Rousseeuw).

Quantum Mechanics: Some Notes for the Margins of "The Feynman Lectures on Physics". This stuff is much easier to understand if you know linear algebra.

If you search the Internet, you need to know some
Basic Concepts of Mathematical Logic.

Essays and Utilities for the programming language Python.

I got some Python practice with The Browser Safe Palette.

Don't most Subway Maps look nice?

from Astronomy Picture of the Day, Feb 23, 2000
Dec 13, 2005