Republican presidential candidate Mitt Romney has announced Wisconsin Congressman Paul Ryan as his vice presidential running mate, in a move that could dramatically shift the race for the White House into a debate over reducing government spending and debt.
Russian Mariya Savinova added Olympic gold to her world crown when she timed her run to perfection to secure an impressive 800 metres victory.
World champion Mo Farah has secured Britain's first Olympic gold medal in the men's 5,000 metres to deafening cheers, a week after winning gold in the 10,000.
Mexico left Brazil's long-cherished Olympic dream in tatters when they scored a stunning 2-1 upset win thanks to two goals from Oribe Peralta to clinch the men's football title for the first time.
After flying more than 563 million km from Earth, the Mars rover Curiosity is about to get its driver's license.
A day after the astonishing deeds of Usain Bolt and David Rudisha lifted the spirits of athletics fans the world over, the seedy underside of the sport was exposed as two former dopers won Olympic gold.
Mitt Romney's campaign accused President Barack Obama's re-election team of "unbelievable distortions," citing an online ad from a pro-Obama group in which a former steel worker seems to link Romney to the death of his wife.
Fighting broke out between Jordanian and Syrian forces in a border region between the two countries late on Friday, but a Jordanian source said no one on Jordan's side appeared to have been killed.
An American arrested in Venezuela while entering illegally from Colombia is a former US Marine and is refusing to explain himself under interrogation, President Hugo Chavez said.
Something of a forgotten man over the last three years, Vijay Singh served notice that he can still contend for major titles with a superb display in tough conditions at the PGA Championship.
The United States has smashed a 27-year-old world record in the women's 4x100 metres relay, running a sizzling 40.82 seconds to win gold at the Olympics for the first time since 1996.
For the fourth time in five Olympics Britain were disqualified from the men's 4x100 metres relay, robbing the 2004 winners of a place in Sunday's final, the last event of the track programme when they would have been real medal contenders.
European champions Spain battled back from a 13-point deficit to beat Russia 67-59 and reach the Olympic men's basketball final for the second successive time.
Accused Colorado gunman James Holmes, charged with murder over a shooting rampage last month at a movie theatre in a Denver suburb, has a "mental illness" and tried to get help before the shooting, his defence attorney said in court.
China pressed ahead with an offensive against ousted politician Bo Xilai today, a day after the murder trial of his wife, with a separate prosecution of four police officers accused of trying to cover up the killing that she was accused of.
A small NASA lander being tested for missions to the moon and other destinations beyond Earth crashed and burned after veering off course during a trial run at the Kennedy Space Centre, officials with the US space agency say.
Google Inc will pay $US22.5 million to settle charges it bypassed the privacy settings of customers using Apple Inc's Safari browser, the U.S. Federal Trade Commission says.
Kenya's David Rudisha stormed to 800 metres gold in a world record time at the London Olympics to cap four years of dominance of the two-lap event.
Former US Open winner Rory McIlroy spearheaded a glut of low scoring in ideal conditions to charge into a share of the early lead in the opening round of the PGA Championship.