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The American jazz saxophonist and composer who liberated jazz from conventional harmony, tonality, structure and expectation, died Thursday of cardiac arrest in Manhattan at age 85.

Newspapers have chased audiences and advertisers to the Web and other digital platforms, where they are finding strong growth. But that transition has been rocky. A new study from the Pew Research Center's Project for Excellence in Journalism suggests there are ways to make the leap.

A U.S. Army staff sergeant's alleged massacre of Afghan civilians has raised calls for the U.S. to leave Afghanistan before the end-of-2014 timetable set by President Obama. Even some Republican presidential candidates are saying it is time to end the war. But not Mitt Romney.

When kids are infested with head lice, a certain amount of panic — even desperation — can spread through a household. Parasite expert Dale Clayton knows that nightmare all too well, but now he also has a solution — using hot air to dry lice out and kill them and their eggs.

Keith Poole of the University of Georgia, with collaborator Howard Rosenthal of New York University, has spent decades charting the partisan ideological shifts and polarization in Congress from the 18th Century until now to get the view of how the political landscape has changed from 30,000 feet up. What they have found is that the Republican Party is the most conservative it has been a century.

Last year, the number of homeless U.S. veterans on a given night fell 12 percent from the year before. But tens of thousands were still on the streets, and more could soon join them as troops return home. President Obama has vowed to end veterans' homelessness by 2015.

Last month, a Washington, D.C. subway station was plastered with posters of giant dollar bills. One of them said: "Tell Congress to stop wasting time trying to eliminate the dollar bill." The $70,000 ad blitz was part of a small lobbying war over the fate of the dollar bill.

Los Angeles has some 2 million uninsured residents. It has long had one of the most disorganized public health systems, too. Now, Dr. Mitch Katz is looking to reshape the system and match patients with their own doctors.

Last month, scientists around the world agreed to temporarily halt controversial scientific research with bird flu viruses. Some experts say too little is known about how infectious this virus could be to humans, but other experts think those risks have been blown a bit out of proportion.

The Food and Drug Administration will take a second look at a weight-loss drug it rejected in 2010. The decision to review Qnexa comes as the agency is rethinking how it judges weight-loss drugs. Though obesity is at epidemic levels, the FDA hasn't approved any new weight-loss medicines since 1999.