Opportunity, NASA's other Mars rover, has tooled around the red planet for so long it's easy to forget it's still alive.

Some 5,000 miles (8,000 kilometers) away from the limelight surrounding Curiosity's every move, Opportunity this week quietly embarks on its tenth year of exploration — a sweet milestone since it was only tasked to work for three months.

It has the makings of a science fiction movie: Zap someone's brain with mild jolts of electricity to try to stave off the creeping memory loss of Alzheimer's disease.

And it's not easy. Holes are drilled into the patient's skull so tiny wires can be implanted into just the right spot.

A Brazilian judge has ordered the erotic trilogy "Fifty Shades of Grey" taken off the shelves of bookstores in the city of Macae, or at least wrapped to prevent minors from opening them.

A statement by the Rio de Janeiro State Judiciary Department says Judge Raphael Queiroz Campos issued the order after he saw children in one of city's bookstores looking through erotic books.

Whether visitors want to try one of the first family's favorite restaurants, discover a sense of history or escape from the crowd to find a museum off the beaten path, Washington is the nation's cultural capital this weekend for inauguration visitors.

The presidential swearing-in on Monday, after all, is only a brief moment in time. So, hundreds of thousands of visitors will be searching for what else to do in a city that has evolved even during the Barack Obama era.

Robert Chew, who played Proposition Joe on the HBO series "The Wire," has died. He was 52.

His sister, Clarice Chew, said he suffered a heart attack and died at his Baltimore home Thursday.

Prince will be honored with an Icon Award during the 2013 Billboard Music Awards.

This year's show will be broadcast live May 19 on ABC from the MGM Grand Garden Arena in Las Vegas.

Justin Bieber's mother, Pattie Mallette, is an executive producer on an upcoming anti-abortion short film.

The makers of "Crescendo" hope to raise $10 million for pregnancy centers at screenings worldwide starting Feb. 28. Mallette herself will appear at some of these, said production company Movie to Movement on Friday.

The Weinstein Co. has asked a toy maker to discontinue a line of "Django Unchained" action figures after receiving complaints that they were offensive.

The studio said Friday that such collectibles have been created for all of director Quentin Tarantino's films, including "Inglourious Basterds," and that they were meant for people 17 and older, the audience for the film.

It's likely that burning lithium ion batteries on two Boeing 787 Dreamliners were caused by overcharging, aviation safety and battery experts said, pointing to developments in the investigation of the Boeing incidents as well as a battery fire in a business jet more than a year ago.

An investigator in Japan, where a 787 made an emergency landing earlier this week, said Friday the charred insides of the plane's lithium ion battery show the battery received voltage in excess of its design limits.

The number of older people hospitalized with the flu has risen sharply, prompting federal officials to take unusual steps to make more flu medicines available and to urge wider use of them as soon as symptoms appear.

The U.S. is about halfway through this flu season, and "it's shaping up to be a worse-than-average season" and a bad one for the elderly, said Dr. Thomas Frieden, director of the Centers for Disease Control and Prevention.