Of the seven Millenium Math Problems, each of which is worth $1 million to the person who can solve it, the Riemann hypothesis is perhaps the most difficult to crack. Reckon you've got what it takes?

In this video, my *favorite* mathematician, Edward Frenkel, explains the basics of the theorem. If you can puzzle through it, you could make yourself a packet—but it might just be the hardest $1 million you ever make. [YouTube]