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Inspired by birds that fly in tight bunches, researchers fit drones with GPS, processors, and radios that allow them to navigate in formation or while following a leader.

A study that took many other potential influences into account found that kids born to men 45 and older were more likely than the children of younger fathers to develop autism or ADHD.

The legislation would have allowed business owners to refuse service to gays and others if the customers offended their religious beliefs.

If you're in the Pacific, there's a better chance you're nodding along with Cat Power rather than grooving to Fantasia — but that reverses if you're across the country in the South Atlantic.

A quarter-century already? It seems just like yesterday. A new Pew survey looks back on how much the World Wide Web's popularity — and role in our lives — have grown since its birth in 1989.

An estimated 3,000 families have been evicted to make way for building projects related to the 2016 Summer Games. The families and Olympic organizers don't always agree on whether it's an upgrade.

On a movie set, every scene and every take gets "slated" during filming, and there's that distinctive clap sound we all know. But what's it for? The job of the clapper, revealed.

Long before it fueled moviegoers, popcorn helped lay the foundation for the Aztec empire. In our video, we look at popcorn under a microscope, where the rock-hard kernel's fluffy secret is revealed.

Doctors Without Borders says patients have been shot, medical supplies looted and a hospital destroyed. David Greene talks to Sarah Maynard, a program director for the group, about the violence.

Without the deal, Obama told Afghan President Hamid Karzai this week that the U.S. will move ahead with plans to pull all U.S. troops out the country by the end of 2014. NATO plans to follow suit.