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J.C. Penney Co Inc shares plunged nearly 20 percent on Wednesday, their worst decline ever, wiping away $1.43 billion in market value a day after the retailer shocked Wall Street with a much worse-than-expected drop in sales and by scrapping its dividend.

According to sources from within Apple's foreign supply chains in Hong Kong, Apple has ordered bigger screens for its next iPhone, presumably called the iPhone 5, even though no exact measurement was provided. Production on the iPhone 5 is said to begin next month, while the release date has been scheduled for sometime in the fall, likely around October.

?Halo 4? is slated for a release date of Nov. 6th, and multiplayer information is beginning to emerge. Known collectively as ?Infinity Multiplayer,? the game will introduce a brand new mode called ?Spartan Ops.? This will act as an episode-based continuation the ?Halo 4? campaign mode, and tells the story of the UNSC Infinity.

A new blend of ethanol in gasoline could likely cause billions in damages to millions of engines across the country said a final report released by the Coordinating Research Council on Wednesday.

Lucky customers, who have pre-ordered their Galaxy S3 from certain Samsung stores in the U.K, will get their hands on the device the eve before the official May 30 release date.

The consumers in the United States, anticipating the release of the HTC One X and Evo 4G LTE smartphones, will have to spend some more time waiting for the devices as they have reportedly been delayed at the U.S. customs due to an import ban order by the International Trade Commission (ITC) over potentially infringing an Apple patent.

Apple (Nasdaq: AAPL), the world's most valuable technology company, sold more than 35 million iPhones in its most recent quarter, through its retail network and mobile carriers.

The FBI has opened a probe into trading losses at JPMorgan Chase & Co, stepping up the pressure on the bank after the U.S. Securities and Exchange Commission and the Federal Reserve said they were also looking into the wrong-way bets that led to the losses.

U.S. business inventories rose in March at a slower pace than economists predicted, even as sales rallied, a datapoint that shows firms have not been as confident as economists and equity investors that the current economic recovery will proceed at a firm pace.

U.S. retail sales growth slowed last month as warm weather earlier this year pulled shopping that normally occcurs in April into February and March, the Commerce Department said Tuesday.

U.S. stock index futures pointed to a higher open on Wall Street on Tuesday, with the futures for the S&P 500 and the Dow Jones up 0.6 percent and Nasdaq 100 futures up 0.8 percent at 0733 GMT.

GameStop, in an effort to push digital sales, will be $20 and $50 vouchers to be used on Steam, the video game distribution platform for Mac and PC games, at all of its U.S. retail locations.

Little by little, we are slowly putting the pieces of the iPhone 5 puzzle together. On Saturday, Hong Kong-based components supplier SW-Box claimed to have come into possession of a group of new components, including a headphone jack, ear speaker, and a Wi-Fi cable part, which are all allegedly being built for Apple's sixth-generation iPhone. What else does Apple have in store for the iPhone 5?

Best Buy Co. (NYSE: BBY), the troubled electronics retailer, said Monday founder Richard Schulze was resigning as chairman and would be replaced by director Hatim Tyabji, after Schulze didn't tell the board that former CEO Brian Dunn was having an inappropriate relationship with a female employee.

The main event this week is April?s retail sales report, which could see some payback after the unseasonably warm weather boosted March?s results. In Europe, investors will get a look at how the region?s economies fared in the first quarter.

Behind the glass meat counter at Casey's Market in a Chicago suburb, the butchers pick up their blades and carry on a generations-old tradition. Piece by piece, the men use knives to cut meat and fat off beef carcasses, and grind them into mounds of hamburger.

When Mass Effect 3, developed by Bioware and distributed by Electronic Arts Inc. (Nasdaq: EA), was released in early March, gamers were surprised to learn From Ashes, a downloadable content, or DLC, package was available for an additional $20, a move the company made strictly for financial reasons.

The now-familiar call for Washington to lower energy costs by increasing domestic production of oil may not be the most effective policy, according to this month's Congressional Budget Office report on the nation's energy security.

Just about everything in China's economy seems to have gone backwards in April and the raft of weaker data raised fears that the world's second largest economy has yet to bottom out.

The earnings calendar for the week ahead will be comparatively light, but a number of bellwether companies will be reporting results.

There?s been a lot of hype surrounding video game releases as of late, with titles such as ?Diablo 3? and ?Max Payne 3? quickly approaching. But what about the second half of 2012? With the holiday season being a critical time for retail sales, players should know what they have to look forward to. It?s no secret that ?Assassin?s Creed 3? will be launching at the end of October, but a list of other titles are set to launch around that time as well.