NPR News

For the second time in as many days, Go champion Lee Sedol fished out one of the playing stones he'd captured from his opponent and placed it back on the board, admitting defeat against the computer program AlphaGo, which now has a 2-0 lead in their best-of-five series.

Pope Francis is cracking down on the money machine that powers the sainthood process, months after two Italian journalists published books alleging jaw-dropping financial mismanagement at the Vatican.

Those working on the process of canonization and beatification will now have to provide regular accounting of where money is being spent, and a new fund will be opened to provide resources for cash-strapped sainthood campaigns.

By the time they're in elementary school, some kids prove to be more troublesome than others. They can't sit still or they're not socializing or they can't focus enough to complete tasks that the other kids are handling well. Sounds like ADHD. But it might be that they're just a little young for their grade.

A curious crowd lingered around Amal Graafstra as he carefully unpacked a pair of gloves, a small sterile blanket and a huge needle. A long line of people were waiting to get tiny computer chips implanted into their hands.

Graafstra had set up shop in a booth in the middle of an exhibit hall at the Austin Convention Center in Texas' capital, where he gathered last month with several hundred others who call themselves "body hackers" — people who push the boundaries of implantable technology to improve the human body.

A new study confirms what many Americans already knew deep in their hearts: We're not good at math.

Not only that, but when it comes to technology skills, we're dead last compared with other developed countries.

The PIAAC study — the Program for International Assessment of Adult Competencies — looks at the skills adults need to do everyday tasks, whether it's at work or in their social lives.