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Research into why some people have strong memory well into old age suggests that their brains are different from their peers. Some parts of the brains of "superagers" responsible for attention, thinking and memory seem to be spared the typical age-related shrinkage.

Linda Wertheimer talks to Dynasty star Linda Evans about the legacy of Krystle Carrington, who lived in a greed-obsessed decade but remained surprisingly pure of heart.

Unmanned aircraft offer spectacular bird's-eye views, and news organizations are eager to deploy them to get that perspective. But U.S. regulators currently prohibit drone use for commercial purposes.

Director Sam Raimi and star James Franco can't provide enough pizzazz to carry Oz the Great and Powerful aloft. Their effects-heavy prequel to 1939's Wizard of Oz serves up a long-winded answer to a question most probably weren't asking.

Granta has published its once-a-decade list of the best young British novelists. It's a hefty volume that's showcased names like Salman Rushdie and David Mitchell in the past. This year's list is impressively diverse — though Granta editor John Freeman says that wasn't intentional.

Since Superstorm Sandy, officials in Washington, D.C., have gotten a clear idea of what would happen in a worst-case storm scenario. Key government buildings and tourist sites like the Smithsonian museums are particularly vulnerable to flooding. So federal and local officials are taking steps to protect them.

A small business owner and her husband expect to save big on health insurance thanks to the Affordable Care Act. Their monthly health insurance bill will drop by more than half once the policy they're buying on the Colorado health exchange takes effect.

The Americans and the Europeans have different approaches to horse racing, and one key split is over the question of doping. While many drugs are allowed in the U.S., they are banned in European racing.

In his new book, The Dispensable Nation, former State Department adviser Vali Nasr explores the state of U.S. foreign policy in Afghanistan and beyond. Nasr says the U.S. "is happy ... to play a less important role, to no longer be the stabilizer."

Starting this year, competitors in the National Spelling Bee will not only have to know how to spell a word, but they'll also have to know what it means.