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While mice sleep, their brain cells shrink, allowing cerebrospinal fluid to flow easily around them. The fluid can then clear away toxins. This finding appears to offer the best explanation yet of why animals and people need sleep.

Stephane Michaka's novel Scissors fictionalizes the last 10 years in the life of short story master Raymond Carver and Carver's difficult relationship with his legendary editor Gordon Lish. Reviewer Jane Ciabattari says Scissors is an "empathetic exploration of an author's soul."

Steve Ballmer, Microsoft's longtime CEO, says he will retire from the company within the next year. His departure is a surprise since he announced a major reorganization at Microsoft just two months ago. Ballmer will leave a company that remains influential and immensely profitable, but has struggled to adapt to mobile technology.

In this, the first week of December, the Obama administration says it has met its self-imposed deadline of fixing the troubled healthcare.gov web site. And it says people should be able to sign up for health insurance. So, is it fixed and when will we know for sure?

Bob Schneider, a songwriter from Texas, has challenged fellow musicians to a game for 12 years: Every Friday, a closed email group submits a new song of the week.

The U.S. Department of Treasury has gotten out of the auto business. The government completed its sales of stock in General Motors on Monday.

Duke Energy has been the subject of a lot of criticism lately, and it’s not all about coal ash.For the past month, Duke had workers apply a chemical to…

The NFL's version of the all-star game has trouble finding an audience. Will a handful of rules changes turn things around? NPR's Mike Pesca talks with host Rachel Martin about the game.

Science is under attack from quack experts and self-appointed activists, warns a top doctor who has been caught in the crossfires. He makes the case.

Commerce Secretary Wilbur Ross said tariffs on U.S. allies were necessary to prevent China from "trans-shipping" goods through those countries. He also said China would not change its policies if the U.S. doesn't continue to apply pressure.

There's a controversy over how to label the sugar naturally found in maple syrup. The Food and Drug Administration says it should be labeled as "added sugar." Maple syrup producers are balking.

Apple reported record sales in its most recent quarter on strong demand for iPhones and App Store purchases. But Apple could face trouble if the trade war with China escalates.

Swift, who worked with both The Black Keys and The Shins, had recently been hospitalized with an unknown illness.

Canada is imposing retaliatory tariffs on nearly $13 billion of U.S. goods. It's in response to the Trump administration's tariffs on Canadian aluminum and steel.

Thabang Masango had been doing well as a singer in South Africa. He had won large singing competitions and was part of prominent choral group. In 2008,…

An antitrust probe of Google by the Federal Trade Commission (FTC) has ended. Avoiding financial penalties and an extended battle with U.S. regulators, Google has agreed to change some of its business practices. It will remove restrictions on advertisers who use its online ad platform. And in a related deal, Google resolved charges by the FTC on the use of mobile device patents.

Dan Bradley's remake of 1984's Red Dawn retells a story of high schoolers fighting off communist invaders. Critic Mark Jenkins says the new version suffers the same fate as many reboots, lacking weight and coming off as an inadvertently comic misfire.

The Federal Trade Commission receives more than 200,000 complaints a month about phone solicitations offering everything from lower credit card interest rates to new products. The commission is offering $50,000 to whoever can come up with a way to block them.

Are the sources for your trendy coconut water and oil in danger? Not yet, says a French scientist, but he has an elaborate vision for how to overcome the coconut's biological challenges and ensure that the plant's dozens of varieties stick around for a long time.

Older Americans and younger boomers may find themselves bombarded with ads for annuities. Annuities are a $200-billion-a-year business for life insurance companies and financial institutions. Kiplinger's Kimberly Lankford explains some of the choices and red flags facing potential investors.