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Bioengineers are developing microchips, about the size of a thumb, that can behave like human organs. Donald Ingber, director of the Wyss Institute for Biologically Inspired Engineering, discusses how the "organ-on-a-chip" works and why the technology could replace the animal model for drug testing.

Curious about the history of currywurst? Searching for some facts about Spam? Unusual museums worldwide celebrate their favorite foods. And summer is a good time to check them out.

The London Olympics' opening ceremony is a "show," director Danny Boyle says, that celebrates Britain, from the Industrial Revolution to its music and literature — even its socialized medicine. There's also time for thousands of athletes to enter Olympic Stadium. "We don't get lost in show business," Boyle says.

It may have just been a coincidence that on the eve of Mitt Romney's visit to Israel, President Obama signed legislation that increases U.S. military and security aid to the Jewish state. But the timing showed once again the benefits of incumbency in an election year.

American swimmer Ryan Lochte won the gold medal in the men's 400-meter individual medley Saturday, beating Michael Phelps and the rest of a talented field at the London 2012 Olympics.

The clashing of swords, the tick-tock of the table tennis, the robotic "Take your mark!" before the swimmers launch from their blocks — it's one man's job to make sure we hear all those things.

Global Village host Betto Arcos shares four 21st-century interpretations of cumbia, a traditional music from Colombia and Panama.

At the very least, fans will remember 2012 as the year the rom-com star revolutionized his career. McConaughey stars in five different independent films, tackling smaller, character-actor roles instead of the suave leading man roles we've come to associate him with.

About 1 in 500 people has a concave chest wall, a condition known as pectus excavatum, or sunken chest. A new experimental procedure could provide an alternative to painful and invasive surgeries for children.

Growing up near Atlanta, Karin Slaughter learned that tragic crimes can happen to anyone — even children. She says she sets her crime fiction in Atlanta as a way to honor the city's people and turning points, from the election of its first black mayor to the 1996 Olympics.