Billionaire investor Warren Buffett has completed radiation treatment for prostate cancer, according to a newspaper owned by the larger-than-life financier.
NASA's Opportunity rover, older brother to the Curiosity rover that landed on Mars last month, has made a new discovery that geologists find both puzzling and exciting.
As anti-American protests erupt in the Muslim world, the United States is powerless to act against those who incited the violence due to the freedoms enshrined in its cherished constitution.
New Yorkers blew whistles Thursday in protests against the police department's controversial stop-and-frisk policy aimed at getting guns off the streets.
The European Union made an appeal Thursday to stay the execution of a Pennsylvania man subjected to childhood abuse who is due to be put to death next month for killing two of his abusers.
Mitt Romney paid tribute Thursday to four American diplomats killed in Libya, insisting that US power was vital in the Middle East, but he halted his criticism of President Barack Obama's handling of the crisis.
Furious protesters targeted symbols of US influence in cities across the Muslim world on Friday, attacking embassies, schools and restaurants in retaliation for a film that mocks Islam.
Colombia police said Friday they have arrested two men who had each ingested about $40,000 before trying to enter the country, in what may be a novel form of money laundering.
The US is positioning military forces so that it can respond to unrest in as many as 17 or 18 places in the Islamic world, Defense Secretary Leon Panetta announced late Friday.
US President Barack Obama is leading his Republican rival Mitt Romney by three points, even though many Americans remain dissatisfied with the situation in the country.
Ralph Lauren took a whimsical journey to Spain on Thursday, while Francisco Costa for Calvin Klein went all-out with a structured, architectural look on the closing day of New York Fashion Week.
The cremated remains of legendary American astronaut Neil Armstrong were scattered at sea Friday, in a ceremony aboard a US aircraft carrier paying final tribute to the first man to set foot on the moon, NASA said.
Canada dropped Friday its longtime opposition to global restrictions on asbestos, dealing a blow to the country's dying mining industry of the fire-resistant substance.
US scientists have for the first time found proof that planets can form and survive around sun-like stars within dense star clusters, NASA said Friday.
Republicans and Democrats alike came down hard on Mitt Romney Wednesday for an act of political opportunism when the White House hopeful said the Obama administration "sympathized" with attackers in Egypt.
Global oil prices soared Thursday to new four-month highs, as the US Federal Reserve announced a new round of quantitative easing to stimulate the flagging economy.
New York on Thursday became the first city in the United States to impose a limited ban on super-sized soda drinks blamed by Mayor Michael Bloomberg for fueling a national obesity crisis.
Iran's supreme leader, Ayatollah Ali Khamenei, on Thursday demanded the United States punish those behind an anti-Islam film blamed for sparking violent protests in the Middle East and North Africa.
Secretary of State Hillary Clinton said Thursday the United States was looking to Morocco "to be a leader and a model" in the region as the two countries launched their first ever strategic dialogue.
Al-Qaeda on Thursday posted an online video of two plane hijackers of the September 11, 2001 suicide attacks, which they said were part of a war to drive US forces out of the Arabian Peninsula.