MENLO PARK (AP) - Facebook has updated its iPhone and iPad applications to let people keep using its chat feature even when they are doing other things, such as reading friends' updates.
SANTA CLARA (AP) - Intel Corp., the world's largest maker of chips for PCs, is remaining steadfast amid a drastic slowdown in computer sales.
DALLAS (AP) - A key computer system used to run many daily operations at American Airlines failed Tuesday, forcing the nation's third-largest carrier to ground all flights across the United States for several hours and stranding thousands of frustrated passengers at airports and on planes.
NEW YORK (AP) - As J.C. Penney Co. burns through its cash after a disastrous turnaround plan and taps almost half of its credit line, the flailing department store chain doesn't only have to calm its investors. It has to restore confidence among its several hundred suppliers whose constant flow of merchandise must continue if the retailer is to survive.
NEW YORK (AP) - Dish Network Corp. is trying to snag U.S. wireless carrier Sprint Nextel away from a Japanese suitor, the latest sign that satellite dishes are losing their relevance in the age of cellphones that play everything from YouTube videos to live TV.
RICHMOND (AP) - Federal investigators on Monday called on California to strengthen oversight of refineries after a probe into the cause of an intense fire at Chevron Corp.'s Richmond refinery found numerous company and regulatory lapses that, if reversed, could have averted the accident.
DETROIT (AP) - General Motors and Ford are putting aside their longstanding rivalry to work together to develop a new generation of fuel-efficient automatic transmissions.
Q: I am 68 years old and getting Social Security. I recently took a job and was shocked to learn they are taking Social Security taxes out of my paycheck. I thought once you are getting Social Security, you no longer have to pay taxes into the system. Am I right?
NEW YORK (AP) - A Florida billionaire awarded $12 million Friday by a Manhattan jury in his dispute over phony vintage wine vowed to do more to expose wine frauds. The energy maven and yachtsman also proclaimed it his happiest day since winning the America's Cup in 1992.
SAN PABLO (AP) - Several people face criminal charges in connection with a financial aid scam at a community college in Northern California, prosecutors said.
NEW YORK (AP) - Verizon Wireless, the country's largest cellphone carrier, on Friday said that it is extending the time it takes to earn a subsidized phone upgrade from 20 months on contract to 24 months.
SAN FRANCISCO (AP) - Looking for a career change, Ken Shimizu decided he wanted to be a software developer, but he didn't want to go back to college to study computer science.
WASHINGTON (AP) - President Barack Obama's plan to raise Medicare premiums for upper-income seniors would create five new income brackets to squeeze more revenue for the government from the top tiers of retirees, the administration revealed Friday.
DES MOINES, Iowa (AP) - With the farm belt's soil recharged by melted snow and spring rains, farmers are anxious to start working the fields and planting seed for the 2013 crop season.
DETROIT (AP) - Six automakers, including Toyota, Honda and Nissan, are recalling nearly 3.4 million older-model vehicles worldwide because of defective air bags that can send shrapnel flying into the passenger compartment.
SAN FRANCISCO (AP) - Dustin Moskovitz is plotting an escape from email.
NEW YORK (AP) - McDonald's is coming under intensifying pressure for labor practices at its U.S. restaurants.
SAN FRANCISCO (AP) - Think you're in control? Think again.
DETROIT (AP) - The four-door Mini Cooper Countryman was the only one of 12 cars to earn a top rating of "good" in new frontal crash tests.
DENVER (AP) - Hundreds of people across the country lined up Tuesday to tell the Environmental Protection Agency that its new rules for power-plant pollution either go too far or not far enough.
SAN FRANCISCO (AP) - The little blue bird is flying high. Stronger-than-expected financial results pushed Twitter's stock sharply higher on Tuesday after the short messaging service said its revenue more than doubled in the second quarter.
NORTH AUGUSTA, S.C. (AP) - Plenty of working parents can relate to the dilemma Debra Harrell faced when her 9-year-old daughter asked to play unsupervised in a park this summer. How do you find the time and money for child care when school is out?
WASHINGTON (AP) - Medicare's financial future is looking brighter despite a growing wave of baby boomers reaching retirement.
LAS VEGAS (AP) - The long parade of tourists who regularly stop by the downtown Las Vegas shop featured on the History Channel reality show "Pawn Stars" could soon have something better to do while waiting in line.
NEW YORK (AP) - Zillow and Trulia, two companies that changed the way people shop for homes, are combining.
REDMOND, Wash. (AP) - Microsoft Corp. CEO Satya Nadella painted an upbeat vision of the future Tuesday, saying that the next version of Windows will be unified across screens of all sizes and that two money-losing units - Nokia phones and Bing search - would become profitable in 2016.
CUPERTINO (AP) - Apple's growth prospects are looking brighter as anticipation builds for the upcoming release of the next iPhone, a model that is expected to cater to consumers yearning for a bigger screen.
NEW YORK (AP) - It's an almost weekly occurrence: On Tuesday, Goodwill said its computer systems may have been hacked, leading to the possible theft of customers' credit and debit card information. The nonprofit agency, which operates 2,900 stores in the U.S., said it is working with federal investigators to look into a possible breach.
NEW ORLEANS (AP) - In New Orleans, discarded butts are being turned into something useful.
NEW YORK (AP) - Verizon Wireless is launching a nationwide loyalty program this week for its 100-million-plus subscribers. There's a twist, though: To earn points for every dollar spent, subscribers must consent to have their movements tracked so the company can help target ads that match their interests.