A nude Paralympic cyclist, an abstract take on Big Ben and two birds kissing.

Olympic officials on Friday unveiled the posters for the London 2012 games, which highlight 12 different takes on how to celebrate the Olympic and Paralympic games.

Justin Bieber has denied allegations he fathered a child in a backstage bathroom and says he has never met the woman who filed the paternity suit against him.

"To set the record straight, none of it is true," the teen heartthrob declared Friday during a brief appearance on NBC's "Today" show.

Cultural events will take over Scottish castles, ancient English monuments and every corner of London as part of a giant arts festival running in conjunction with the 2012 Olympics.

The lineup for the 12-week London 2012 Festival, announced by organizers Friday, ranges from pop-up William Shakespeare to vintage Alfred Hitchcock, and includes artists, musicians, writers and performers from Britain and around the world.

Talk about a backdoor cut.

The announcement Thursday that negotiations to end the NBA lockout would resume were followed by reports that some players are investigating the possibility of decertifying the union.

After years of quiet, the sun is coming alive with solar storms in a big way.

The sun shot off a flare Thursday afternoon from a region that scientists are calling a "benevolent monster."

Lawn-chair balloonist Kent Couch boarded a plane Thursday for the start of a journey that he hopes will end in Iraq with a safe launch and landing beneath a huge cluster of party balloons.

Couch made headlines worldwide in 2008 when he flew a specially rigged lawn chair supported by more than 150 helium-filled party balloons from the parking lot of the gas station he owns in Bend, Oregon, to an Idaho field. The trip spanned 235 miles.

AC Milan says forward Antonio Cassano has undergone a successful minor heart surgery.

The club says in a statement that the procedure to close a small opening in the Italy international's heart was carried out by Dr. Mario Carminati and that Milan physician Rodolfo Tavana was also present.

Pregnant women in Britain, where the government provides free healthcare, may soon be able to get a cesarean section on demand thanks to a rule change that critics describe as the health system caving into the "too posh to push" crowd.

Currently, British women who can't afford to pay private doctors for their baby's delivery have been allowed to have planned C-sections only if there are health concerns for mother or baby. Emergency C-sections are done when the situation demands it.

In an anonymous industrial park in Virginia, in an unassuming brick building, the CIA is following tweets — up to 5 million a day.

At the agency's Open Source Center, a team known affectionately as the "vengeful librarians" also pores over Facebook, newspapers, TV news channels, local radio stations, Internet chat rooms — anything overseas that anyone can access and contribute to openly.

LinkedIn suffered its first quarterly loss since its initial public offering roused Wall Street a few months ago.

The setback, announced Thursday, wasn't as severe as analysts anticipated. The online professional networking service invested in an expansion aimed at changing the way people find jobs and advance their careers.