Human cloning is used to produce early embryos, marking a "significant step" for medicine, say US scientists.

An abortion doctor convicted of killing three babies by cutting their spines after illegal late-term abortions receives three life prison sentences.

Scientists say 1.5-billion-year-old water drilled from rock in a North American mine is the most ancient yet found on Earth.

A rollercoaster which was destroyed by fierce 'super storm' Sandy, has now been removed from the New Jersey coast.

OJ Simpson is back in court trying to get his conviction quashed for armed robbery.

Ariel Castro's lawyers say their client, accused of imprisoning three women for about a decade in his Ohio house, will plead not guilty.

For the second time in as many weeks, a US serviceman in charge of preventing military sex assaults is accused of misconduct.

The US Navy successfully launched an unmanned drone from the deck of an aircraft carrier for the first time on Tuesday, in what officials called a breakthrough for robotic aviation.

Prince's US trip played to his strengths, says BBC's Peter Hunt

A US man trying to dribble a football from Seattle to Brazil in time for the 2014 World Cup dies days into his trip after being hit by a truck.

The US envoy to Russia meets officials in Moscow to discuss the case of a US diplomat who allegedly tried to recruit a Russian agent as a spy.

The United Nations have played host to a different group of power players when champion wrestlers from the US, Russian and Iran visited its headquarters in New York.

Award-winning photos of America's lives and landscape

Four men are given prison sentences in the US state of Minnesota in connection with the recruitment of fighters for a Somali militant group.

Moscow's retro spy scandal shows old tricks still in vogue

US President Barack Obama says the federal tax agency's targeting of conservative groups for extra scrutiny was "intolerable and inexcusable".

Boeing says it has resumed deliveries of its 787 Dreamliner, after two incidents involving the lithium ion batteries led to a worldwide grounding.

'How I made it as a plus-size model'

US Attorney General Eric Holder says the leak that prompted the seizure of the Associated Press news agency's phone records put the US at risk.

The first German settlers arrived in Texas over 150 years ago and successfully passed on their native language throughout the generations - until now.