Dennis Wildfogel: How Big is Infinity? This math talk Investigates the mind-bending concept of the "infinity of infinities," which led mathematicians to unanswerable questions.
Adam Spencer: Why I Fell in Love with Monster Prime Numbers In this math talk, comedian and lifelong math geek Adam Spencer shares his passion for prime numbers, and for the mysterious magic of math.
Ron Eglash: The Fractals at the Heart of African Designs In this math talk, Ron Eglash tells of his travels around the continent of Africa in search of an answer for the fractals of African designs.
Michael Mitchell: A Clever Way to Estimate Enormous Numbers In this math talk, physicist Enrico Fermi shows a guide on how to make reasonable guesses on huge numbers by using the power of 10.
Benoit Mandelbrot: Fractals and the Art of Roughness In this math talk, mathematics legend B. Mandelbrot explains the heme he first discussed at TED in 1984, the extreme complexity of roughness.
Margaret Wertheim: The Beautiful Math of Coral In this math talk, M. Wertheim explains how she re-creates the creatures of the coral reefs using a technique invented by a mathematician.
Arthur Benjamin: Lightning Calculation and Other “Mathemagic” In this math talk, mathemagician A. Benjamin races a team of calculators to figure out 3-digit squares and solves massive mental equations.
Geoffrey West: The Surprising Math of Cities and Corporations In this math talk, physicist Geoffrey West plots the way that everything – the good, the bad and the ugly – increases as cities grow.
Robert Lang: The Math and Magic of Origami Robert Lang is using math and engineering principles to fold mind-blowingly intricate designs that are beautiful and, sometimes, very useful.
Marcus du Sautoy: Symmetry, Reality’s Riddle In this math talk, Oxford mathematician Marcus du Sautoy offers a glimpse of the invisible numbers that marry all symmetrical objects.