Story of the Day

It's a stunning contradiction: Girls too young to legally consent to sex are being prosecuted for selling it. Some cities are setting up special courts to help these children rather than punish them.

As more states legalize pot for medical and recreational use, law enforcement and health officials want to deter driving under the influence. But the task isn't as clear cut as it is with alcohol.

Much of the attention on the Olympic slopestyle events has focused on snowboarders, but the downhill event is also done on skis. Devin Logan enters Tuesday's competition as the world's top-ranked female freestyle skier. And at 20, she'll compete before she can legally celebrate with a beer.

Today's political polarization makes it seem harder than ever to tackle climate change. Republican Bob Dixson says the goals of going green aren't only for liberals. His town of Greensburg was hit by an unusually strong tornado, and now he's working on a White House task force to prepare communities like his.

From sodas to truffles to butter, foods infused with THC — the chemical in marijuana that gives you a high — are already for sale in Colorado. But the federal government still considers pot illegal, so the state has to create from scratch its own system to regulate these foods.

During his 10-year career, Sean Morey absorbed countless hits, more than a few of which resulted in concussions. "Every time I hit somebody it was like getting tasered," he says. Now, he suffers from lingering conditions, like debilitating headaches, and is an advocate for players' health.

Farmers can now deliver data from their fields, minute by minute, to big agribusiness companies like Monsanto or John Deere. Those companies promise to use the data to help farmers make money. But some farmers worry that it could threaten their privacy and give the big companies too much power.

The meeting in March will be the two men's first face-to-face encounter. The president and the pontiff have a shared interest in fighting income inequality, but the Roman Catholic Church still has serious differences with the president on issues such as abortion.

Some of the earliest science fiction imagined voyages to Mars. We now have the space-faring technology to make reaching the Red Planet possible. It would involve massive resources and many potential dangers, but some believe the rewards would be massive.

The president's speech Friday offered a revealing look into the nation's phone data collection program and the direction of the surveillance policy debate. But some of biggest controversies have been put off or pushed to Congress.