Fantasia to reprise role in 'The Color Purple'

Scientists create stem cells purged of carcinogens used in process
Researchers report that they have turned skin cells from patients into iPS cells free of the cancer-causing viruses and genes needed to create them. iPS cells are key in regenerative medicine. Borrowing a biological cut-and-paste trick from bacteria, scientists have created the first personalized stem cells for patients that are free of the cancer-causing viruses and genes needed to make them, according to a study released today by the journal Cell.

Web Chat: Why We Snore And How To Stop It

You know who you are. Or maybe you sleep next to one. About 20 percent of adults snore. And it gets worse — by age 60, nearly half of all adults snore. The good news is that there are lots of ways to silence that roar. Drs. Sonya Malekzadeh and Judith Owens answer your questions.

Fantasia to reprise role in 'The Color Purple'
"American Idol" winner Fantasia Barrino will reprise her lead role of Celie in the first North American touring production of "The Color Purple" when the Broadway musical opens in Washington.
Obama tries to start conversation on health care
The nation can't afford to wait for the economy to recover before tackling out-of-control medical costs, President Barack Obama is telling some of the most powerful players in the health care reform debate.