Excess fluoride consumption is leading to tiny white marks on many people's teeth. It's mainly a cosmetic problem, but one that could be solved by lowering the fluoride in drinking water.
For this week's Sandwich Monday, we try deep-fried cheese curds. They're a regional specialty and the reason we haven't left the Midwest.
The number of people seen in the ER with psychotic symptoms or seizures after using a type of synthetic marijuana called K2 has soared. Manufacturers often change its chemistry to evade detection.
With fighting expected to pick up this spring, Afghanistan's security is heavily dependent on elite forces like the commandos. NPR's Tom Bowman profiles the top enlisted man.
Lynch's nomination was confirmed last week by the U.S. Senate, five months after President Obama nominated her to succeed Eric Holder.
After a weekend that saw violence and arrests, Gray's family and many public and religious figures are calling for peace in Baltimore. A huge turnout is expected for Monday's service.
Peter Carey and Rachel Kushner are among those who are withdrawing in protest from the PEN American Center's annual gala. Kushner says she is uncomfortable with Charlie Hebdo's "cultural intolerance."
Taking the same stance as the Kentucky Derby and major music festivals, the All England Lawn Tennis Club reportedly cited the devices' "nuisance value."
More than 1,000 days after James Holmes opened fire on an audience at a midnight movie premiere in Aurora, Colo., his trial will begin in earnest Monday.
Aftershocks are rattling survivors' nerves and making the recovery even more challenging. In one district, 400,000 people were affected by the quake and more than 4,000 homes are now unsafe.
A small dose of aspirin taken regularly can help prevent a second heart attack or stroke. But too many healthy people are taking the drug for prevention. And for them, the risks may outweigh benefits.
On April 27, 1865, a steamboat named the Sultana exploded and sunk while transporting Union soldiers up the Mississippi. An estimated 1,800 people died, but few today have heard of this disaster.
People have been lining up for days hoping they will be among the lucky ones to get a seat for Tuesday's historic arguments. At issue: whether states can ban, and refuse to recognize, gay marriage.
Abe will have a summit with President Obama, sign a security agreement, and make an historic address to a joint meeting of Congress during his week-long visit.
On Tuesday, the Supreme Court will hear arguments on the question of same-sex marriage. In the meantime, though, we do know a good deal about the views of the justices already.
As people age, cooking can become difficult or even physically impossible. It's one reason people move to assisted living. One company offers a chef to cook healthy, affordable meals at home.
Chronic, unexcused absence in Texas often sends students and parents to adult criminal courts.
James Holmes' legal team admits he was behind the massacre that killed 12 people in Aurora, Colo., nearly three years ago. There are two key questions: Was Holmes insane and should he be put to death?
Recent attacks against immigrants have reportedly caused at least seven deaths in the country. Accused of incendiary remarks, Zulu King Goodwill Zwelithini says his comments were taken out of context.
Donatella Lorch, a freelance journalist in Kathmandu, gives NPR's Arun Rath an update on the effects of Saturday's devastating quake. She says people are taking it "hour by hour and day by day."