The confusion (likely intentional) boiled down to a discrepancy between the math rules used in grade school and in high school.
-The New York Times, August 5, 2019
Essays
The Math Equation That Tried to Stump the Internet→
/Sometimes BODMAS is just PEMDAS by another name. And no, the answer is not 100.
- The New York Times, August 2, 2019
How Calculus Was the Unsung Hero in the Fight against HIV→
/The story of a differential equation and a medical breakthrough.
- Scientific American, April 1, 2019
Pi Day: How One Irrational Number Made Us Modern→
/The famous mathematical ratio, estimated to more than 22 trillion digits (and counting), is the perfect symbol for our species’ long effort to tame infinity.
- The New York Times, March 14, 2019
One Giant Step for a Chess-Playing Machine→
/The stunning success of AlphaZero, a deep-learning algorithm, heralds a new age of insight—one that, for humans, may not last long.
- The New York Times, December 26, 2018
How Existentialism Helped Me Get My First Date→
/With apologies to Jean-Paul Sartre.
- Cornell Transformative Humanities Series, April 23, 2016
Einstein's First Proof (PDF)→
/The style of his boyhood Pythagorean proof portends something of the later scientist.
- The New Yorker, November 19, 2015
Why Pi Matters (PDF)→
/Why do mathematicians care so much about pi?
- The New Yorker, March 13, 2015
Taking Rides With Strangers→
/Can sharing taxis change the world?
- The Huffington Post, September 2, 2014
Could You Park Safely on the World’s Steepest Street?→
/Help from a little high school physics and trigonometry
- The Huffington Post, August 22, 2014
The 3 Most Confusing Things Your Math Teacher Ever Told You→
/Help for those still befuddled by things that came up in math class
- The Huffington Post, December 13, 2012
Visualizing Vastness→
/Shrinking the solar system down to size
- The New York Times, October 15, 2012












Einstein's boyhood proof of the Pythagorean theorem foreshadows the scientist he later became.
- The New Yorker
November 19, 2015