For the first time after her ill-fated break-up with Brad Pitt, US actress Jennifer Aniston is engaged to be married again -- this time to a much less known actor-screenwriter, Justin Theroux.
US President Barack Obama warned supporters Sunday that he was no Usain Bolt, and that his re-election bid would be a fight all the way to the finish line, not an easy jog to victory.
Republican candidate Mitt Romney vowed to restore American strength and avert "fiscal calamity" Sunday, as his re-energized presidential campaign drew a furious Democratic response.
US Secretary of State Hillary Clinton arrived Saturday in Istanbul for talks on the conflict in Syria with Turkish leaders after Washington slapped fresh sanctions on Bashar al-Assad's regime and its allies.
US President Barack Obama offered a warm personal tribute to Hillary Clinton's close aide Huma Abedin, who some conservative Republicans claim has ties to the Muslim Brotherhood.
NASA said Friday that a mysterious spot shown on a photograph sent back to Earth by the Mars rover Curiosity was the crash landing of its rocket stage.
American nuns in open conflict with the Vatican over claims they have "radical feminist" views and have strayed too far from Catholic doctrine offered Friday to talk with top Church leaders.
The perils of modern dependence on Internet-linked gadgets and digitally-stored memories remained a hot topic on Friday in the wake of a hack that wiped clean a Wired reporter's devices.
The man suspected of gunning down 12 people at a screening of the new Batman movie last month is mentally ill, his defense lawyer said Thursday, seeking more time to assess his health.
NASA's experimental moon lander crashed and burst into flames seconds after takeoff Thursday due to a hardware fault, the US space agency said, prompting an investigation but no casualties.
Threatened shark species are being used to make shark fin soup, a delicacy in Chinese cuisine, in several US cities, according to an unprecedented study based on DNA testing.
An Australian government jet carrying a medical team made a successful landing on an icy runway in Antarctica Thursday to rescue a sick scientist from the United States' McMurdo Station base.
NASA rover Curiosity's second day on Mars went "flawlessly," NASA said Wednesday, confirming the antennas, communication links and generator on the $2.5 billion robot are all working well.
The security firm formerly known as Blackwater has agreed to pay a fine of $7.5 million to avoid US prosecution for smuggling arms, the Justice Department said in a statement Tuesday.
Authorities in the southern US state of Texas executed an African American man on Tuesday despite protests from human rights groups that said he was mentally disabled.