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Computer chips and technology are invading all sorts of previously dumb devices. Phones are now smart. Cars are becoming connected computers on wheels. Call it the computerization of everything. But how we interact with these machines is bound to evolve.

A poll found the Comedy Central star Stephen Colbert, who wanted to be on his home state's ballot, would beat Jon Huntsman by one point.

The language in the central bank's "beige book" look at the economy has gotten more upbeat. It sees "modest to moderate" growth.

Did pollsters underestimate the strength of Rep. Ron Paul's New Hampshire support because they didn't include enough younger voters in their sample? Yes, says a Washington, D.C.-based pollster in a piece on the Campaign and Elections website.

A study out this week raises questions about just how effective nicotine replacement is over the long haul. How does a new study that suggests gum and patches are no better than going cold turkey square with previous studies that showed a benefit?

Participation in long-distance running events has doubled over the past decade, and race-related cardiac arrests have increased, too. Even so, the risk is low, a study finds. Undiagnosed, pre-existing heart conditions are the biggest source of trouble.

Nigeria has abundant oil, but when the government recently lifted fuel subsidies, it touched off nationwide strikes as prices soared. The country also faces the threat of worsening sectarian fighting.

Associate Attorney General Tom Perrelli has managed issues including mortgage abuses, the oil spill in the Gulf of Mexico and domestic violence in Indian country. With two young children and twins on the way, he's looking to focus on his family.

Food producers rely on private auditors, not the FDA, to make sure they are following food safety rules. But the auditor of the Colorado melon farm that was the source of last year's fatal outbreak not only gave the farm a rave review, he also recommended changes that may have caused the problems.

A ship will leave Southampton on April 8 and stop at the site of the Titanic's sinking on the 100th anniversary of that tragedy. Then, it is to finish the voyage that the Titanic couldn't.