A warning to men considering a pricey new treatment for prostate cancer called proton therapy: Research suggests it might have more side effects than traditional radiation does.

A study of Medicare records found that men treated with proton beams later had one-third more bowel problems, such as bleeding and blockages, than similar men given conventional radiation.

A group of Internet hackers said Tuesday it took down the website of Brazil's second largest private sector bank, one day after it did the same with the country's largest private bank.

The group that calls itself "Anonymous Brasil" said on Twitter: "Attention sailors: Target hit! The http://bradesco.com.br is sinking. TANGO DOWN."

Ukrainian authorities say they have shut down a popular file-sharing website, saying it violated copyright laws.

Interior Ministry Spokesman Volodymyr Polishchuk said Wednesday that Ex.ua was closed after complaints from Microsoft, Adobe and other companies.

The Mexican Museum in San Francisco is joining America's largest museum network.

The San Francisco Chronicle reports the museum of Latino art and culture on Tuesday becomes the city's first museum to join the Smithsonian Institution's Affiliations Program.

First lady Michelle Obama cajoled TV talk show host Jay Leno into nibbling on apples, sweet potato fries and a pizza made with eggplant, green peppers and zucchini on the "Tonight Show," breaking his long-held aversion for all-things-healthy in his diet.

Leno once told a magazine he hadn't eaten a vegetable since 1969, and he insisted he tasted his last apple in 1984. That didn't dissuade the first lady, who's promoting her "Let's Move!" campaign to get kids excited about fitness and healthy eating habits.

In a season where little grows in the Northeast, something in Brooklyn is doing just that, foot by foot.

The metal guts of what will be a sleek three-tiered glass box surrounding the Theatre for a New Audience's 299-seat stage have gone up in a former parking lot as part of the city's ambitious plan to create a new $650 million cultural district.

A large retrospective exhibition of Andy Warhol's artwork will tour five Asian cities over the next three years.

The Andy Warhol Museum in Pittsburgh says the exhibit will be the pop art icon's largest ever in Asia. It will include more than 300 paintings, photographs, screen prints, drawings and sculptures.

Actor Sean Penn has been named ambassador at large for Haiti in recognition of his humanitarian work since the 2010 earthquake.

The Hollywood star received the honor from Haitiian President Michel Martelly at a special ceremony Tuesday evening at the National Palace.

Simon Cowell predicted "The X Factor" would be a TV hit and eclipse his ex-employer, "American Idol." He was wrong, and now his show has been gutted of three of its five stars, including Paula Abdul, putting its future in question.

Where does Fox's "X Factor" go from here in trying to replace them and compete in a crowded field of singing contests when it returns this year for season two?

Adele is nominated for six Grammys, and she'll be on deck to collect anything she wins: The 23-year-old singer is set to perform at the awards show.

Adele had surgery on her vocal cords last year, and the Grammys will be the first time she has performed live in five months, The Recording Academy announced Tuesday.