Horizon: Which Universe Are We In?

NOVA: The Great Math Mystery

NOVA leads viewers on a mathematical mystery tour -- a provocative exploration of math's astonishing power across the centuries. We discover math's signature in the swirl of a nautilus shell, the whirlpool of a galaxy and the spiral in the center of a sunflower. Math was essential to everything from the first wireless radio transmissions to the prediction and discovery of the Higgs boson and the successful landing of rovers on Mars. But where does math get its power? Astrophysicist and writer Mario Livio, along with a colorful cast of mathem...

Psi

Ever wondered what your life would be like if things had gone differently? If you had pursued your passion? If you hadn't met that person? Or what if, in fact, things could not possibly have been any different? A psychologist from a parallel universe will look for answers by studying the alternate lives of one of her patients.