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.
US authorities said Tuesday they arrested a man at a screening of the latest Batman movie with a bag full of weapons in a case that evoked a recent rampage in Colorado that claimed a dozen lives.
The sight of a bearded man in a turban can provoke violent anti-Muslim hatred in America -- and never mind whether the man under the turban is actually Muslim.
Singer-actress Jennifer Lopez has filed a $20 million lawsuit against a former driver whom she claims threatened to spill her secrets if she did not pay him $2.8 million, court records showed Tuesday.
US President Barack Obama joked Monday that his election foe Mitt Romney's tax plans would rob from the middle class to help the rich -- "like Robin Hood in reverse."
Police on Monday probed the white power ties of the former US soldier who gunned down six people at a Sikh temple in Wisconsin, while the close-knit Indian-American community mourned its dead.
After its first day on Mars, NASA's rover Monday sent back to Earth stunning images of its crater landing site and the mountain it aims to climb in the hunt for signs of life.
Indian Prime Minister Manmohan Singh voiced shock Monday at the killing of worshippers at a Sikh temple in the US, while Sikh leaders suggested American Muslims may have been the intended target.