The disturbing concept of subtraction, and how we deal with the fact that negative numbers are so … negative
- The New York Times, February 14, 2010
The Enemy of My Enemy→
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Rock Groups→
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Treating numbers concretely—think rocks, for instance—can make calculations less baffling
- The New York Times, February 7, 2010
From Fish to Infinity→
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A debut column on math features an introduction to numbers, from upsides (they’re efficient) to down (they’re ethereal)
- The New York Times, January 31, 2010
Einstein's boyhood proof of the Pythagorean theorem foreshadows the scientist he later became.
- The New Yorker
November 19, 2015