Alyson Hurt

Congress has to vote soon on Iran's deal to limit its nuclear program in exchange for sanctions relief. But it isn't business as usual on Capitol Hill: For starters, a "yes" vote actually means "no."

Sports can burn a lot of energy. But vacuuming the carpet burns calories, too. The question is, how much? We checked out the numbers and found surprises.

Americans' relationship with sports changes as we grow older. About three-quarters of adults say they played sports as children. By the time people are in their late 20s, only about a quarter do.

Lots of people say they're having trouble with alcohol. Native Americans and young, college-educated white men are most apt to be at risk. And most people don't get any help cutting back.

NPR, the Robert Wood Johnson Foundation and the Harvard School of Public Health conducted a poll in March and early April to find out how stress is affecting people in the U.S. Here's what we found.

Lately, there have been so many big technology acquisitions in the headlines that it's hard to keep them straight. Check out our visualization of the most notable tech takeovers of recent years.

A definition, cost and explanation of the resurgence of the deadly coal miners' disease.