The United States hit two pillars of the Iranian economy with sanctions Thursday, targeting the Islamic republic's national airline carrier and a major port company on charges that they facilitate illegal weapons trade and help the mighty Revolutionary Guard corps in destabilizing activity in Iran and nearby countries.

The Treasury Department's action blocks any assets in the United States belonging to Iran Air, Tidewater Middle East Co. and three other firms. It also prevents Americans from doing business with them.

Days before a college football player was arrested on a U.S. Airways flight at San Francisco airport following a dispute over his saggy pants, the airline allowed another man wearing skimpy women's panties and mid-thigh stockings to fly, according to a passenger and airline spokeswoman.

Jill Tarlow, a passenger on a June 9 flight from Fort Lauderdale, Fla., to Phoenix, took a photo of the scantily clad man, which she provided to the San Francisco Chronicle. The newspaper published the photo in its Wednesday edition.

A bone fragment at least 13,000 years old, with the carved image of a mammoth or mastodon, has been discovered in the southern U.S. state of Florida, a new study reports.

While prehistoric art depicting animals with trunks has been found in Europe, this may be the first in the Western Hemisphere, researchers report Wednesday in the Journal of Archaeological Science.

Lady Gaga says that if you want to help Japan recover from its tsunami disaster, come visit.

The flamboyant pop star, in Tokyo this week for a benefit concert for tsunami victims, said Thursday in an interview with The Associated Press that she's making a point to get out and enjoy the city and its food, and that her fans should do the same thing.

Harry Potter's adventures are going digital.

Author J.K. Rowling announced Thursday that her seven Potter novels will be sold as e-books starting in October — ending the boy wizard's status as one of the highest-profile holdouts against digital publishing.

When night falls on the Old City of Jerusalem this week, the walled enclave sheds its role as one of the world's most contested pieces of real estate to become a luminous carnival of art installations and performances.

Jerusalem's Festival of Lights, now in its third year, illuminates an area known more for religious friction and clashing political claims than for art or nightlife. Most nights, the Old City's stone alleyways are dimly lit, peopled mainly by small numbers of tourists, Palestinian merchants and children, and ultra-Orthodox Jews headed to or from religious studies or prayers.

State regulators say a gambler won a $25,000 jackpot on a Pittsburgh casino slot machine that should have paid out only $12.

The Gaming Control Board tells the Pittsburgh Post-Gazette the false jackpot happened on May 29, 2010. It was one of five at Rivers Casino involving machines that were not properly tested or certified.

Apple Inc. says it has removed an application called "ThirdIntifada" from its App Store following complaints that it glorified violence against Israel.

Israel's information minister, Yuli Edelstein, requested the company remove the app in an email he sent to Apple CEO Steve Jobs. Jewish human rights group The Simon Wiesenthal Center also complained to Apple.

The Brazilian government confirmed this week the existence of an uncontacted tribe in a southwestern area of the Amazon rain forest.

Three large clearings in the area had been identified by satellite, but the population's existence was only verified after airplane expeditions in April gathered more data, the National Indian Foundation said in a news release Monday.

Blame the potato chip. It's the biggest demon behind that pound-a-year weight creep that plagues many of us, a major diet study found. Bigger than soda, candy and ice cream.

And the reason is partly that old advertising cliche: You can't eat just one.