Ahead of the Supreme Court arguments about President Trump's tariff policy, here's what we know about how tariffs have impacted the U.S. economy.

Leaves often turn brilliant colors in autumn. One of those colors has generated a lot of heated debate among scientists in recent years.

NPR's Scott Detrow sat down with poet Kate Baer at Midtown Scholar, a bookstore in Harrisburg, Penn., to talk about her new book of poetry, How About Now.

Dick Cheney is often described as the chief architect of the Iraq war. In Iraq, he's better remembered as a key figure behind the destruction of the country.

Head Start centers in Florida provide childcare and education for the kids of migrant and seasonal farmworkers. The government shutdown has forced these centers to shutter, at least temporarily.

The government shutdown is taking a growing toll on air traffic controllers who are working without pay. Staffing shortages led to big delays over the weekend, raising concerns about holiday travel.