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The Salt

Math Class Made Delicious: Learn About Cones Through Scones

July 8, 2013 • "Conic sections" are the four kinds of curves that result when a plane slices through a cone. But if you forgot that bit of high school algebra, here's one way to make sure you digest the lesson — this time, in a most delicious form: scones.

Is Mathematics A Criterion For Truth In The Natural World?

Math and sports are expressions of our controlled creativity. Above, Brazil goalkeeper Julio Cesar watches as the ball sails past for an England goal by Frank Lampard during a friendly at London's Wembley Stadium on February 6, 2013. Adrian Dennis/AFP/Getty Images hide caption

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Adrian Dennis/AFP/Getty Images

Opinion

13.7: Cosmos And Culture

Is Mathematics A Criterion For Truth In The Natural World?

March 13, 2013 • Is math a truth or a human invention? In this age-old question lies an interesting analogy with sports, and perhaps a resolution to the conundrum. Updated with sources for further reading on the math as invention vs. discovery controversy.

The Two-Way

Pioneering Mathematician David Blackwell, 1919-2010

July 19, 2010 • David Blackwell, a pioneering mathematician, died at age 91.