Posted: 6:39 PM The Galaxy S 4 will go on sale globally in the April to June period.

Updated: 9:05 AM Amid chatter of "Facebook fatigue," the world's biggest social networking company is getting ready to unveil a new look for its News Feed, the flow of status updates, photos and advertisements its users see on the site.

Posted: 8:42 PM NASA still working to determine what caused the memory problem with the car-sized Curiosity

Posted: 11:37 AM A privately owned Dragon capsule arrived at the International Space Station on Sunday.

Posted: 9:45 AM The service will send what it calls “unpostmen” to your home mailbox to collect your mail for you.

Updated: 9:00 PM The company has been testing new designs of user Timelines.

Posted: 5:28 PM Engineers discovered a problem with Curiosity's flash memory earlier this week and switched to its backup computer.

Posted: 3:44 PM Atlas makes ad management and measurement tools for businesses.

Updated: 12:09 PM A tycoon and space experts have announced an audacious but bare-bones private plan to send a married couple around Mars in 2018.

Posted: 8:28 PM In a blog posting Friday, Microsoft said it had found no evidence that any customer data had been heisted.

Posted: 8:23 PM Columbia University investigating unorthodox lecture

Posted: 2:54 PM Tweets claimed chain had been sold to McDonalds along with tweets showing drug use, along with obscenities

Posted: 7:46 AM The FDA on Thursday approved the Argus II Retinal Prosthesis System as the first treatment for an inherited disorder that causes the breakdown of cells in the retina.

Posted: 9:18 AM The asteroid will make the closest known flyby for an object of its size Friday afternoon.

Posted: 10:33 AM Images beamed back to Earth overnight showed a fresh drill hole next to a test hole the rover made earlier.

Posted: 9:07 AM The researchers plan four more years of studies to learn the treatment's physical effects and to refine the timing of shots and boosters.

Posted: 8:14 PM Go digging with dinosaur hunters and they will show you that the last of the Cretaceous beasts died out suddenly, 66 million years ago.

Posted: 2:49 PM Images released Thursday by NASA showed a ring of powder that was generated by the drill at the end of the rover's robotic arm.

Posted: 2:04 PM The megarock will pass within 17,000 miles of the planet — the closest known approach ever for an object of this size.

Posted: 7:41 AM Sprint Nextel, the country's third largest wireless carrier, says it lost $1.3 billion in its fourth quarter, about the same as a year ago, as it revamped its network for a comeback versus bigger competitors.

Updated: 4:35 PM Michael Dell and a group of investors seek to take company private again as PC maker struggles

Updated: 8:18 AM Ford is joining with Diamler and Renault-Nissan to speed the development of cars that run on hydrogen.

Posted: 11:20 AM Exxon has once again surpassed Apple as the world's most valuable company after the iPhone and iPad maker saw its stock price falter.

Posted: 11:14 AM A federal appeals court has ruled that an Indiana law banning registered sex offenders from accessing Facebook and other social networking sites is unconstitutional.

Posted: 9:36 AM Federal authorities in New York say they've brought criminal charges against three people in connection with a computer virus that infected more than a million computers worldwide.