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Pulitzer Prize-winning author Anne Applebaum describes the tactics the Soviets used after World War II to take over and transform much of Eastern Europe. Her book Iron Curtain was recently nominated for the National Book Award.

Exit polls and a separate survey of cellphone users show similarities between Obama voters and people who tap their mobile devices to get health information. Latinos, African-Americans and young people were big in both groups.

The number of elderly relative to working-age people will double in the next 50 years. But not for the reason I thought.

Milk isn't just something you drink anymore. It's become a raw material, like crude oil, that's refined into more valuable products, such as sugar for infant formula and protein powder that's used in energy bars.

Jessica Harris talks to Rodney Brooks, co-founder of Rethink, a company that makes robots for the manufacturing industry. Harris also speaks with Peter Thiel, co-founder and former CEO of PayPal.

Since the end of the Cold War, many Americans have largely dismissed the threat of nuclear war. But Paul Bracken warns that Americans feel a misguided sense of calm. In The Second Nuclear Age, he argues that the second age of nuclear politics has arrived and the U.S. must face a new nuclear reality.

From full protection and full entourage, the losing presidential candidate quickly goes back to reality. When he returned home early Wednesday from his concession speech, GOP nominee Mitt Romney rode in the back seat of a car driven by his son. Secret Service agents were on their way elsewhere.

Steven Spielberg's biographical drama portrays the 16th president of the United States as a conflicted leader not above twisting arms and exploiting the system to get the right thing done.

A repurposed robot prototype named KUKA, originally designed by the auto industry, is the breakout star of Sans Objet, a performance piece making its debut in the U.S. this month. Randy Gener describes the rewards — and the challenges — involved in working with a nearly 3,000-pound diva.

Three separate narratives place three women named Anne in the same Korean beach town, where she'll face many of the same thematic issues. As Sam Stander explains, the film serves as a delightfully disorienting case study in human interaction.(Recommended)