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Termites are masters of construction in the insect world, working together to construct complex, sky-scraping homes with neither blueprint nor foreman. Harvard engineers have created 8-inch-long robots that can build in the same way — by sensing their environment, and applying a few rules.

Britons are accustomed to rain. But the wettest January in British history has led to extensive flooding and forced many to flee their homes for extended periods. And there's no relief in sight.

Eric Lipton, an investigative reporter for The New York Times, has been writing about how corporations work in opaque ways to shape debates. He also explains the revolving door between Congress and lobby groups, and how non-profit think tanks aren't always what they seem.

Washington, D.C. is digging out from the snow, but Congress is already long gone on a two week recess. With Congress on a two week recess, host Michel Martin discusses the latest political news.

"We are all very pleased to see an orderly budget process is back," the head of the International Monetary Fund says, as Congress works on spending legislation.

Hybrids and battery-powered cars are all the rage, but some car companies are investing in an older technology: diesel. The newest vehicles are cleaner and more powerful, and some drivers report getting up to 50 mpg. So what's keeping U.S. customers from switching pumps?

A new food trend gaining popularity in New York and other cities allows diners to enjoy fine meals inside someone else's home. But the food is often just an excuse for what can essentially be a really great party with a bunch of people you've never met.

Born in Mexico, Contreras-Sweet was the first Latina to serve as a cabinet secretary in California when she led its Business, Transportation and Housing Agency from 1999-2003.

An investigation into alleged drug use by officers led to evidence that some had also been sharing answers to proficiency exams, the Air Force says. The 34 who allegedly were involved have been suspended. It's the latest in a string of scandals for the nuclear missile launch command.

The motivation for flying with other birds in V formation is probably to save energy, say researchers who tracked the pattern of wing flaps in an ibis flock. Each bird in the V catches a bit of lift from the bird ahead.