Physicist Lawrence Krauss, author of the new book A Universe From Nothing, discusses empty space, a strange form of energy that inhabits it, and the weirdness of the universe in general.
Would harsh sanctions stop Iran's nuclear program, or instead create a backlash in support of the regime? Trita Parsi, president of the National Iranian American Council, weighs the possibilities.
On the premiere episode of The Glenn Show, John McWhorter and host Glenn Loury discuss how race shapes Michelle Obama's public image. (Plus, is Rick Santorum right about how to avoid poverty?)
Beirut-based journalist Michael Young explores whether Syria has already passed the point of no return.
Is Guantanamo a modern version of the Inquisition? Cullen Murphy, author of the new book God's Jury, sees some disturbing parallels. (Also, Cullen reveals Pope Benedict's unusual connection to the Inquisition.)
Does Romney have something to hide? Evan Smith and Joshua Trevino ponder why Mitt refuses to release his tax returns. (Also, why did Rick Perry fail? Evan Smith has three reasons—see if he can remember them all!)
Should investment income be taxed at a higher rate? In the premiere episode of Pros and Conn, Pat Garofalo and host Conn Carroll debate the question.
Robert Farley and Matt Duss analyze the high-stakes poker game being played by Netanyahu and Obama over Iran, Israel, and the future of American politics.
Should the left embrace Ron Paul, who is steadfast on civil liberties while Obama isn't? Debating Glenn Greenwald, Katha Pollitt argues no by recalling the many illiberal acts of Franklin D. Roosevelt.
Is the Christian right too fractured to unite around a non-Romney? Bill Scher and Matt Lewis consider the question.