"Django Unchained" and "Titanic" star Leonardo DiCaprio said on Friday he was planning to take a significant break from filming and concentrate on his environmental campaigning.
A US spacecraft orbiting Mars has provided evidence of an ancient crater lake fed by groundwater, adding further support to theories that the Red Planet may once have hosted life.
Newly released horror film "Mama" pushed the Oscar-tipped bin Laden manhunt movie "Zero Dark Thirty" out of the top slot at the North American weekend box office.
US President Barack Obama took the oath of office Sunday to begin his second term at a simple ceremony stripped of the hope and historic promise that greeted his inauguration four years ago.
Japan's foreign minister said Friday his country's new government would sign a treaty on child abductions, addressing one of the few rifts in relations with its main ally the United States.
A flu epidemic gripping the United States is more severe than usual, striking the elderly especially hard, health authorities said Friday as they also announced 29 child victims.
An American hostage was confirmed dead Friday amid uncertainty over the fate of other foreigners held at an Algerian gas plant, with their captors demanding a prisoner swap and an end to French military action in Mali.
The White House and the US Defense Department are at odds over the danger posed by radical Islamic groups that have taken control of parts of Mali and are stirring up trouble in other parts of West Africa.
Republicans proposed a three-month increase to the US debt ceiling Friday as they mulled breaking a protracted fiscal impasse, but warned any long-term deal would require Congress to pass a budget that cuts spending.
Apple chief Tim Cook and Google chairman Eric Schmidt are expected to face questioning in a lawsuit accusing Silicon Valley giants of secretly agreeing not to "poach" one another's workers.
The United States was rocked Thursday by a new crisis spurred by Islamic militants amid a deadly hostage-taking in Algeria, prompting warnings to US interests in north Africa to boost security.
South Africa's Lira will be one among many performers at Barack Obama's inaugural celebrations Monday, but she is determined to be remembered for a performance to rival Marilyn Monroe's wooing of John F. Kennedy.
Sony said Friday it was selling its US headquarters in Manhattan for $1.1 billion as part of an overhaul aimed at rescuing the Japanese consumer electronics giant's tattered balance sheet.
Hollywood icon Natalie Wood's husband has declined to talk to detectives who have re-opened a probe into his wife's mystery 1981 death, saying he has already answered all questions.
A plate of crispy battered shrimp, mushrooms, tomato and arugula tossed with spaghettini and a cream sauce took the cake Wednesday as the most calorie-rich chain restaurant dish in America.
An American who murdered two fellow inmates to speed up his execution faces death on the electric chair Wednesday, the first execution of its kind since 2010, authorities.
President Barack Obama Wednesday demanded an assault weapons ban and universal background checks for gun buyers as part of sweeping gun control measures in response to the Newtown school massacre.