What makes a woman want to have sex? Is it physical attraction? Love? Loneliness? Jealousy? Boredom? Painful menstrual cramps? It turns out that woman have sex for all of these reasons and more, and that their choices are not arbitrary; there may be evolutionary explanations at work. Psychologists Cindy Meston and David Buss, both professors at the University of Texas at Austin, decided that the topic of "why women have sex" deserved a book of its own. They've woven ...

There were plenty of people surprised by Scarlett Johansson's remote Canadian wedding to Ryan Reynolds last September -- and you can count Scarlett among them. "I never really thought about getting married -- it just kind of happened," the actress, 25, told Glamour for its November issue, hitting newsstands Oct. 6. "It seemed natural, the right thing to do. It was kind of a celebration of the time." But Johansson said she likes the post-wedding feeling, ...

Chaos and death on the streets of Mogadishu: unfortunately, it's nothing new in the Somali capital. Government forces are fighting against insurgents on this day in September in a bloody battle that leaves 30 dead. Dozens of wounded Somalis are taken out of the danger zone, some of them in the back of insurgents' pick-up trucks. One of the trucks races through the streets, zig-zagging to the echoing booms of the ongoing shelling. The truck comes to an abrupt halt, ...

U.S. officials working with authorities in Mexico and Colombia have seized about $41 million in cash hidden in shipping containers, the U.S. Immigration and Customs Enforcement agency announced Monday. The U.S. agency, commonly called ICE, says the seizures were made September 9-18. It called them the largest bulk cash container seizures in Colombia and the largest for the agency since its inception. According to ICE: • On September 9, Colombian customs inspectors and Colombian national police seized $11.2 ...

August had the most fatalities this year for civilians in Afghanistan because of the country's disputed election, and violence could rise again when the final results are released, a U.N. report warns. About 1,500 people died in Afghanistan from the beginning of the year to August, according to the U.N. report released this week. The report did not say what the death toll was for August. "August (was) the deadliest month since the beginning of 2009," the report ...

An Afghan native facing terrorism charges planned to bomb a target in New York on the anniversary of the terrorists attacks of September 11, 2001, a federal prosecutor said Friday. Najibullah Zazi intended to be in New York "with the intent of using" a bomb on September 11, federal prosecutor Tim Neff said during a court hearing Friday. A federal judge ordered Zazi to remain in custody at the hearing. A few hours later, he left Colorado for New York, ...

A purported message from Osama bin Laden to Europeans urges them to distance themselves from the United States, noting that Americans are losing the war in Afghanistan. The brief message in Arabic, which appeared Friday on radical Islamic Web sites, has subtitles in English and German. Bin Laden issued his last message on September 13, two days after the eighth anniversary of the al Qaeda attacks in the United States. The authenticity of the message could not immediately be ...

A 25-year-old Turkish man was arrested Friday in Stuttgart, Germany, after he allegedly uploaded a video containing threats against the country onto a "known Internet platform," police said. It is the second video in a week aimed at Germany. After the first was released on September 18, the Interior Ministry said there had been an increase in threats by al Qaeda and other Islamist groups since the start of the year. The videos voice opposition to German troops' ...

An Italian mafia boss used his pet crocodile to threaten people and extort money, authorities said. Antonio Cristofaro kept the 40-kilogram (88-pound) reptile on a terrace of his home near Naples and fed it live rats and rabbits, according to LAV, an Italian animal rights group. Authorities discovered the animal during a search for weapons at Cristofaro's home, LAV said. The crocodile was found on September 18 but the news was only made public Wednesday, the group said. The crocodile ...

On Amanpour this Thursday, Christiane Amanpour sits down for an exclusive live interview with the President of Zimbabwe, Robert Mugabe. In Mugabe's first interview with a major Western media outlet in years, Christiane will explore the historic power-sharing agreement with the unity government there, and get the president's thoughts on the highly-emotive issue of land redistribution. As Mugabe prepares to take centre stage at the United Nations on Friday, Christiane will take the opportunity to ask if the power-sharing agreementin ...