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Scientists are asking people to contribute samples of their gut microbes to help figure out how those microbes affect human health. But ethicists say sharing that information, as well as the personal health data that make it useful to researchers, poses risks. That's especially true for children.

Wall Street Journal reporters Reed Albergotti and Vanessa O'Connell say that champion cyclist Lance Armstrong was at the center of "the greatest sports conspiracy ever." Their book chronicles everything from group blood transfusions on the team bus to extensive efforts to silence and intimidate those who might expose the abuse.

You've heard the complaints — now take a close look at a top-notch lesson plan.

A tiny fraction of America's 2 million farmers produces most of our food. They are the winners of a long-running competition for land and profits that has also drained the life out of small towns.

A nutrition app may not be the top priority for someone who struggles to pay for groceries. But cellphones have the potential to improve the health of people with low incomes, if they can get them.

If being speaker of the House remains the most coveted job on Capitol Hill, it has also become the most frustrating. And to be frank, it's more likely to crash a career than to cap it these days.

Reid Weingarten, a former public corruption prosecutor, was called a conservative toady and a "lefty" the same day in separate cases. But the system resists the will of any individual, he says.

Close ties between vendors and election officials are getting extra attention as states plan to spend hundreds of millions of dollars on new voting machines by next year.

Amazon's unmatched promise of 50,000 well-paying jobs has red carpets rolling out across the U.S. — but also some soul-searching. How much should communities subsidize wealthy American corporations?

Nearly a year after Election Day, action on Capitol Hill and by DOJ special counsel Robert Mueller helps put the pieces together about Russia's interference. But some remain missing.