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Flu viruses hijack the machinery inside animal cells to replicate. The theft is a complicated process that takes time. If the virus leaves the cells too early or too late, the risk of infection falls.

Researchers were able to identify 50 people whose DNA had been posted anonymously on the Internet for genetics studies. The results highlight a trade-off in making genetic data widely available for researchers and protecting personal privacy.

Get ready for ecstatic sounds, as the French horn, bass clarinet, bassoon, guitar and harp dig the deep, dark, blues-drenched, jubilant Mingus groove from St. Bart's Church in New York City.

Some of the best soul music of the 1970s was recorded at Royal Studio in Memphis. Hear interviews with Al Green, Cody ChesnuTT and the son of Royal producer Willie Mitchell.

The teachers say the test, which evaluates their performance as well as the students', is a waste of time. The district is planning review of the test's effectiveness but still expects that it will be administered. As protests against standardized tests percolate nationwide, Seattle may cause a greater ripple effect.

Pauline Phillips, better known as the columnist "Dear Abby," died Wednesday at the age of 94.

New technology is getting us closer and closer to the point where cars will drive themselves. Automakers are testing and refining systems that will make this happen. But our love for control may keep us from riding in these cars anytime soon.

Some GOP House members argue that if the debt limit isn't raised, the president would have to make choices about what bills get paid. But economists say prioritizing payments — even assuming it would be possible — isn't a great idea.

A 2008 federal law is supposed to protect people from having their genes used against them. But it only applies to health insurance — not, for example, long-term-care insurance. That's exactly the type of insurance people might seek after learning they're genetically predisposed to some medical problem down the road.

After turning out in a big way for President Obama in the fall, many Latinos say they want him to do something he did not do in his first term: push hard for and sign a comprehensive immigration overhaul.