Dr. Michio Kaku was named one of the 100 most intelligent people in New York City, though he is the first to point out that Madonna made the same list, so take it with a grain of salt. I'll tell you one thing, his predictions for what the world is going to look like in the year 2100 are mind boggling.

My favorite podcast of the week was a speech he gave at the Commonwealth Club. Listen now, or download on itunes. The itunes release date was 4/11/11.

Learn more by reading his new book: