Season 7

03.01.2011

Stephen uncovers a menace in Florida and talks to Ed Rendell about leaving office by choice.

04.01.2011

Some want the dollar to be converted back to gold, and Geoffrey Canada advocates for education reform.

05.01.2011

America's fruit supply is in danger, and Atul Gawande wants to reduce health risks in hospitals.

06.01.2011

Neil deGrasse Tyson explains how tides work, and Robert DePinho wants to reverse the aging process.

10.01.2011

Stephen violates the Constitution, and Fen Montaigne talks about Antarctic penguins.

11.01.2011

Stephen picks this year's Grammy winners, and Chris Hughes starts a site for Jewish sumo wrestlers.

12.01.2011

50 Cent makes $8 million on Twitter, and Bernard-Henri Levy discusses public intellectualism.

13.01.2011

Hitler delivers a moving speech in Tucson, and Stephen pictures Kevin Spacey naked with rose petals.

17.01.2011

Stephen unveils a new portrait of himself and talks to Sherry Turkle about alienating technology.

18.01.2011

Stephen looks at education reform and assumes Cornel West's book is about Obama joining the circus.

19.01.2011

Stephen gets a present from Afghanistan and talks to Ron Reagan about his memoir.

20.01.2011

Christine Todd Whitman discusses state budget shortfalls, and Chris Matthews defends JFK's legacy.

24.01.2011

House Republicans repeal health care to create new jobs, and Stephen talks to Charlie Rose.

25.01.2011

Stephen covers home appliance safety and talks to Amy Chua about her controversial book.

26.01.2011

Michael Waldman rates the State of the Union, and Christine Yvette Lewis fights for domestic workers.

27.01.2011

Stephen wonders if ESP exists and asks Brian Greene if there is a universe where people buy books.

31.01.2011

There's a breakthrough in taser technology, and Dr. Paul Offit discusses the importance of vaccines.

01.02.2011

Leslie Dach confirms Wal-Mart's collaboration with Obama, and Michael Lewis discusses Wall Street.

02.02.2011

America must break its dependency on foreign turmoil, and Sean Dorrance Kelly discusses the sacred.

03.02.2011

Stephen previews the Super Bowl and talks to Jane McGonigal about video games.

14.02.2011

Hosni Mubarak steps down onto a pillowy mound of money, and LCD Soundsystem performs.

15.02.2011

President Twitter Bird will lead Egypt, and David Albright talks about Iran's computer virus.

16.02.2011

Rupert Murdoch takes a new approach to journalism, and Eric Foner talks about Abraham Lincoln.

17.02.2011

Stephen poses for Project, and Jeffrey Leonard calls out big companies' late payment policies.

21.02.2011

Rick Santorum complains about his Google problem, and Eugene Jarecki dispels the myths of Reagan.

22.02.2011

Wisconsin Democrats waddle out of the state, and Bing West discusses the way out of Afghanistan.

23.02.2011

Stephen brings a criminal to justice, and Stephanie Coontz talks about women in the 60s.

24.02.2011

Aaron Barr threatens WikiLeaks, and Mike Huckabee doesn't believe Obama is a Muslim.

28.02.2011

Stephen's portrait goes up for auction, and Michael Scheuer talks about Osama bin Laden.

01.03.2011

Stephen addresses America's elderly and talks to Evan Osnos about the Oscars.

02.03.2011

There's a new hope for American manufacturing, and Harry Connick, Jr. won't be tickling the ivories.

03.03.2011

Stephen fights Jimmy Fallon over his new ice cream flavor, and Mark Moffett talks about bees.

07.03.2011

Stephen examines new questions about Obama's past and asks Joshua Foer where he put his car keys.

08.03.2011

Congress bans the sale of traditional light bulbs, and Dan Sinker impersonates Rahm Emanuel.

09.03.2011

Clarence Thomas may have a conflict of interest, and David Brooks talks about "The Social Animal."

10.03.2011

Al Qaeda recruits Americans, and Reza Aslan talks about the Islamic-American experience.

21.03.2011

Stephen's self-portrait goes up for auction, and Steve Martin does some bluegrass.

22.03.2011

The art world buzzes about Stephen's portrait, and Ayman Mohyeldin talks in the Situation Mosque.

23.03.2011

Simon de Pury dances to Snoop Dogg, and Nathan Myhrvold uses modern scientific methods to cook food.

24.03.2011

Food prices skyrocket, a cable news feud escalates, and Jody Williams wants to advance equality.

28.03.2011

Labor unions fight on, and Stephen stands outside with a bullhorn to interview Michael Moore.

29.03.2011

Stephen questions Obama's plan for Libya and talks infectious diseases with Dr. Anthony Fauci.

30.03.2011

Stephen practices Rebecca Black's "Friday" and does a PSA for Tim Shriver.

31.03.2011

The Wisconsin anti-union law faces trouble, and Piers Gibbon talks about cannibalism.

04.04.2011

Stephen prepares for a world without Glenn Beck, and Andrew Chaikin wants humans to travel to Mars.

05.04.2011

Tim Pawlenty raps about pop culture, and James Franco proves he's a Tolkien fan.

06.04.2011

Stephen prepares for the royal wedding, and David Tang corrects celebrity rumors.

07.04.2011

Stephen gets ready for the royal wedding and talks to Jeff Greenfield about alternate histories.

11.04.2011

Walgreens offers Pap smears, and Jamie Hyneman and Adam Savage test the blue ice myth.

12.04.2011

Mitt Romney throws his hat in the ring, and Ray Kurzweil says man and machine are becoming one.