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This past week, John Pace of Germantown, Tenn., made a massive discovery. He found the largest prime number known to humankind. It's more than 23 million digits long.

The U.S. Olympic Skating Team was chosen this weekend, but the choice was not without controversy. NPR's Michel Martin talks with Christine Brennan from USA Today about the selection process.

The launch of the top-secret Zuma satellite into an undisclosed orbit ended with yet another pinpoint landing for the Falcon's first-stage booster, which will be reused.

A handful of restaurants around the country are giving up on cash. Paying for your meal with a credit card or electronically makes for better and faster service, they say.

Treatment for alcohol problems isn't a one-size-fits-all approach. The NIH has launched a navigator site that can help figure out the scope of the problem and find evidence-based treatment options.

More and more people are walking illegally into Canada as President Trump cracks down on immigrants in the United States. The increased number is testing a nation that historically welcomes refugees.

Why the dramatically new vision for the popular college savings plan could cost some states dearly.

A neighborhood outside Cleveland is overrun with wild turkeys, and now about two dozen residents have to pick up their mail at the post office.

Saudi Arabia's Crown Prince Mohammed bin Salman has instituted austerity measures that cut the subsidies for royal family members' electric and water bills.

The move upends a status quo that has existed since 2001, when President George W. Bush extended temporary protected status after major earthquakes devastated parts of El Salvador.