UNITED STATES

On a night when the Republican presidential candidates focused their energy on undermining frontrunner Rick Perry, the Texas governor's record on immigration again surfaced as a potential weak point.

Hewlett-Packard has extended the deadline for its $11.2 billion takeover of British software company Autonomy, with analysts predicting the U.S. firm is on course to succeed.

Two U.S. hikers, who were arrested and sentenced to eight years on charges of spying and entering into Iran illegally, would be released on bail very soon.

Fiat and Chrysler chief executive Sergio Marchionne said the euro single currency system could be derailed unless European leaders resolved the debt crisis.

Gunmen attacked the U.S. embassy in Kabul, Afghanistan Tuesday morning. Reports from the city say that militants planted high up on a neighboring building fired down on the embassy with rockets and guns.

The jobs cut is the single largest job reduction by a U.S. company this year, and the most since the U.S. Postal Service said last year it wanted to cut an additional 30,000 jobs.

Frantic trading as Europe struggles with its debt crisis is providing a brief shot in the arm for stock exchanges, but won't immunize their hefty valuations from fierce competition when the volumes abate.

Is Rick Perry another GOP presidential candidate fast-rising star who quickly flames out? First, former Massachusetts governor Mitt Romney came out of the gate as as Republican race front-runner, but then he went AWOL. Then, Michele Bachmann, the House Republican from Minnesota, won the Iowa Straw Poll, but that was on the same day that Texas Governor Rick Perry announced his candidacy.

Gold prices steadied in volatile trade on Tuesday after briefly extending the previous session's 2.5 percent slide below $1,800 an ounce, as the dollar's gains versus the euro put fresh pressure on the precious metal.

The euro fell broadly on Tuesday after a report cast doubt on the possibility that China would support Italy by buying its government debt, while an auction of Italian bonds showed Rome paying a high price to borrow from the market.

European index futures rose and the euro edged off a seven-month low on Tuesday after a report that Italy may get financial support from China sparked a bout of short-covering but did nothing to ease fears that Europe is sliding into another banking crisis.

Cats genetically modified to glow in the dark can give vital clues to the treatment of AIDS, scientists have found.

SpongeBob SquarePants, the popular children's cartoon, can be hazardous for the attention span, a study reports.

Fiat chief executive Sergio Marchionne said the euro single currency system could go off the rails unless European leaders effectively resolve the current debt crisis.

President Barack Obama said he plans to offset the $447 billion cost of his new jobs plan by jettisoning tax breaks for wealthy Americans, prefiguring a clash with Republicans who have opposed similar measures in the past.

Two American men sentenced in Iran last month to eight years in prison on spying charges will be freed in two days, Iranian President Mahmoud Ahmadinejad has told a U.S. television network.

A supersized White Castle customer, having had enough of complaining to the management about the restaurant chain's smaller booths, is now taking the case of insensitivity to the federal court.

The iPhone 5 rumors have been the most happening news to make rounds on the web.

Al Gore is renewing his campaign to convince sceptics of the link between climate change and extreme weather events by means of a global multimedia event.

National Aeronautic and Space Administration (NASA) is offering processed space shuttle tiles and astronaut food to eligible schools and universities to preserve history.

Prospects for job seekers are gloomier in most major economies than they were three months ago, as weak U.S. and European economies begin to affect employers' confidence in other parts of the world, according to a quarterly hiring survey by ManpowerGroup.