"Guns, Germs and Steel" and "Collapse" author Jared Diamond recently spoke at Town Hall Seattle to promote his new book, "The World Until Yesterday," recommended by Bill Gates as part of his summer reading list

Filmmaker Alex Gibney made "We Steal Secrets: The Story of Wikileaks" about founder Julian Assange and State Department document leaker Bradley Manning, who was found guilty on most charges, but not aiding the enemy.

Columbia University Professor and Theoretical Physicist Brian Greene is one of the greatest minds in the world. He visited Seattle for the Pacific Science Center's 2013 Science Festival. Dr. Greene discusses M Theory, our place in the Universe and more