Puzzle guru John Chaneski rocks his famous "nrd" shirt at the World Science Festival taping of Ask Me Another at The Bell House in Brooklyn. Greg Kessler/World Science Festival hide caption

itoggle caption Greg Kessler/World Science Festival

Solving For X: Live From The 2013 World Science Festival

Strap on your safety goggles: we're turning up the Bunsen burners for a special math and science-themed episode. Our V.I.P., mathematician Steven Strogatz, is on a mission to prove that math isn't scary, but actually joyful.

Pinball Number Count (Sesame Street) The Pointer Sisters

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"I started making up questions for myself that I didn't know the answer to, just for the fun of getting back into that euphoric feeling of being puzzled and wanting to solve it." — Steven Strogatz, on how his habits changed after solving a challenging word problem in grade school Greg Kessler/World Science Festival hide caption

itoggle caption Greg Kessler/World Science Festival