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'Do I really need to floss?' and other common questions about dental care

We asked experts to answer five questions about how to properly care for your teeth. Here's what they said about finding a dentist, whitening your teeth at home, and whether daily flossing is necessary.

'Do I really need to floss?' and other common questions about dental care

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The presidential flag (center) is hand embroidered. Caroline Gutman for NPR hide caption

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Caroline Gutman for NPR

Inside the workshop where presidential flags are lovingly made, mostly by immigrants

Philadelphia – city of brotherly love, birthplace of American democracy. And the only place in the world where presidential flags are made.

Inside the workshop where presidential flags are lovingly made, mostly by immigrants

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U.S. President Joe Biden's dog, Commander, is walked on the south side of the White House before a signing ceremony for the CHIPS and Science Act of 2022 on August 9, 2022 in Washington, DC. Chip Somodevilla/Getty Images hide caption

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Chip Somodevilla/Getty Images

Opinion: Who's a bite-y boy?

The Biden's German shepherd, Commander, is a bit bite-y.

Opinion: Who's a bite-y boy?

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Pharmacists who work for CVS have staged a walkout in the Kansas City metro area, protesting what they say are unreasonable work conditions. In this file photo, a CVS store is seen in Jackson, Miss. Rogelio V. Solis/AP hide caption

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Rogelio V. Solis/AP

Have a complaint about CVS? So do pharmacists: Many just walked out

After a large walkout forced at least a dozen stores to shut down in the Kansas City area, CVS promises change. But critics say the crisis in staffing and unfair pay extends beyond that market.

In this image made from video from Judge Scott McAfee's virtual Zoom hearing, Scott Graham Hall, left, stands with his attorney Jeff Weiner, right, in Superior Court of Fulton County before Judge McAfee on Friday, Sept. 29, 2023, in Atlanta. USA Today via AP, Pool hide caption

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USA Today via AP, Pool

First Trump co-defendant pleads guilty in the Georgia election interference case

A bail bondsman charged alongside former President Donald Trump and 17 others in the Georgia election case pleaded guilty to misdemeanor charges, becoming the first defendant to accept a plea deal.

Ryan McKinny and Joyce DiDonato star in the Metropolitan Opera's new production of Dead Man Walking, which opened Tuesday at the Met in New York. Karen Almond/Courtesy of the Metropolitan Opera hide caption

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Karen Almond/Courtesy of the Metropolitan Opera

North Carolina radio station plans to reject broadcasts of 'inappropriate' Met operas

WCPE says that six contemporary operas being presented this season by the Metropolitan Opera — including ones dealing with violence, race and LGBTQ issues — are "unsuitable" for broadcast.

The famous Sycamore Gap tree along Hadrian's Wall in northern England is seen in June, at top, and the new landscape on Thursday after someone cut the tree down. Oli Scarff/AFP via Getty Images hide caption

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Oli Scarff/AFP via Getty Images

Despair flows after England's Sycamore Gap tree is cut down. Could it regrow?

The famous tree in northern England is believed to have been around 200 years old. Efforts are under way to salvage it through regrowth or grafting — or starting over from a new seed.

Michael Oher speaks to the media during the first day of the Carolina Panthers' offseason conditioning program in Charlotte, N.C., April 20, 2015. Oher, the former NFL tackle known for the movie "The Blind Side," filed a petition Aug. 14, 2023, in a Tennessee court accusing Sean and Leigh Anne Tuohy of having him sign papers making them his conservators rather than his adoptive parents. Chuck Burton/AP hide caption

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Chuck Burton/AP

A judge orders the end of the conservatorship between Michael Oher and the Tuohys

Tennessee Judge Kathleen Gomes said she'd never seen such a conservatorship for someone who isn't disabled. She isn't dismissing Oher's case to receive accounts of his finances from the Tuohys.

Rapper Tupac Shakur attends a voter registration event in South Central Los Angeles, Aug. 15, 1996. Las Vegas police said they have made an arrest, Friday, Sept. 29, 2023, for the first time in the 1996 killing of rapper Tupac Shakur. Frank Wiese/AP hide caption

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Frank Wiese/AP

Nevada grand jury indicts witness in killing of Tupac Shakur

A Nevada grand jury indicted Duane "Keffe D" Davis, one of the last living witnesses to the fatal drive-by shooting of the rapper in Las Vegas, prosecutors announced in court Friday

A judge's ruling that Donald Trump committed fraud as he built his real-estate empire could strip the former president of his authority to make major decisions about the future of his marquee properties in New York. Artie Walker Jr./AP hide caption

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Artie Walker Jr./AP

Trump's N.Y. business empire is 'greatly at risk' from a judge's fraud ruling

Legal and business experts say the ruling in New York state threatens assets such as Trump Tower and also empowers state Attorney General Letitia James, one of Donald Trump's main legal critics.

Joie Henney and his emotional support alligator, Wally, were denied entry to a Phillies' game at Citizens Bank Park on Wednesday — but hope to be invited back soon. Joie Henney hide caption

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Joie Henney

Wally the emotional support alligator went to see the Phillies. Then he went viral

Wally doesn't bite, loves hugs and has a sizeable social media following. He made headlines (again) for being denied entry to a baseball stadium — but his owner tells NPR that's not the full story.

Migrants are seen standing in Lampedusa's migrant reception center on Sept. 14. The reception center in Italy's southernmost island of Lampedusa has been overwhelmed in recent weeks with transferring to the mainland thousands of migrants arriving on small, flimsy boats. Valeria Ferraro/AP hide caption

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Valeria Ferraro/AP

More than 2,500 migrants crossing the Mediterranean died or went missing this year

The staggering toll increased more than 60% from last year, when fewer migrants attempted the dangerous journey to Europe. This year so far, the majority of migrants are arriving in Italy.

PEPFAR, the U.S. multibillion dollar effort to fight HIV/AIDS, funds organizations such as the Coptic hospital in Nairobi, Kenya. PEPFAR, in the cross-hairs of abortion opponents, will likely not be reauthorized, though partners would continue to receive funding. Brent Stirton/Getty Images hide caption

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Brent Stirton/Getty Images

What would it mean if PEPFAR — the widely hailed anti-HIV effort — isn't reauthorized?

President George W. Bush's program is credited with saving 25 million lives. Republican objections linked to the abortion debate make reauthorization unlikely before the Sept. 30 deadline.

Labor supporters and UAW members walk along a picket line during a strike outside of the Stellantis Chrysler Los Angeles Parts Distribution Center in Ontario, Calif., on Sept. 26, 2023. Patrick T. Fallon/AFP via Getty Images hide caption

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Patrick T. Fallon/AFP via Getty Images

UAW once again expands its historic strike, hitting two of the Big 3 automakers

The United Auto Workers will expand its strike against Ford and GM, but not Stellantis after the company formerly known as Chrysler made last-minute concessions.

Emily Gebel was diagnosed with breast cancer in early 2022. After Gebel moved her treatment from Seattle to Alaska, where she lived, she discovered it was priced much higher in her home state. Ash Adams/KFF Health News hide caption

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Ash Adams/KFF Health News

She received chemo in 2 states. Why did it cost so much more in Alaska?

KFF Health News

A breast cancer patient who received similar treatments in two states saw significant differences in cost, illuminating how care in remote areas can come with a stiffer price tag.

She received chemo in two states. Why did it cost so much more in Alaska?

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An aerial view of the historic Tuskegee VA hospital campus. It was established in 1923 specifically to treat Black veterans on land donated by nearby Tuskegee Institute, now Tuskegee University. National Archives hide caption

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National Archives

A century ago, Black WWI vets demanded better care. They got their own VA hospital

This is the centennial of the first Veterans Affairs hospital established to treat Black veterans. It opened in Tuskegee, Ala., after veterans were denied equitable health care after World War I.

A father walks with his son in Derna, Libya, with smoke caused by a sanitation truck visible in the background. Concerns are rising about the spread of infectious diseases after fatal floods in Derna earlier this month. Amr Alfiky/Reuters hide caption

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Amr Alfiky/Reuters

After Libya's catastrophic floods, survivors and recovery teams assess losses

The floods in Derna left thousands dead, missing and displaced. Here are scenes from last week, as search and rescue teams and survivors dug through mud, continuing the work of recovery.

An after school mountain biking club in Farmington, a town that's trying to diversify away from just oil and gas. Kirk Siegler/NPR hide caption

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Kirk Siegler/NPR

Fossil fuel rules catch Western towns between old economies and new green goals

The Biden administration is trying to dramatically change how and where oil and gas drilling occurs on federal land, which is getting mixed reviews in longtime drilling boom-towns.

Fossil fuel rules catch Western towns between old economies and new green goals

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