1 Is Like a Shining Light from a Lantern

In an interview with Weekend Edition Sunday host Rachel Martin, synesthete Daniel Tammet discusses his new collection of essays, Thinking in Numbers.

Tammet explains how his colorful perception of numbers helped him recite 22,514 digits of pi, summarizes Plato's reasons for regarding 5,040 as the ideal number, and describes his realization that "there are always going to be aspects of reality that go beyond our calculations."  

Listen to the interview.