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Researchers at St. Lawrence University found a distinct "gum advantage" in tests taken by "chewing" and "nonchewing" students. The effect lasted 20 minutes. It seems chewing wakes people up.

American officials are encouraged by recent signs of reform in the country also known as Burma, but want to see if they're real and if they last.

The Federal Reserve and other central banks joined to make it easier for banks to lend — a bid to ease the financial crisis in Europe. Also: Great Britain tells Iranian diplomats to pack up.

The Federal Reserve joined other major central banks Wednesday in a coordinated effort to shore up the global financial system. The move comes at a time when credit is becoming tighter, especially in Europe, because of doubts about the health of big banks.

More than 2 million public sector workers in Britain are expected to participate in Wednesday's strike to protest pension cutbacks. Thirty trade unions will join in, hitting public services from health, garbage and tax collection to schools, ports and airports.

Tired of waiting in line at the supermarket during this holiday season? Well, there may be some food you can harvest right out your back door. From the…

Only 28 percent of the 1.2 million HIV-infected people in the U.S. are getting effective antiviral treatment, according to the CDC. Unless those treatment rates improve substantially, that could lead to another 1.2 million new HIV cases over the next 20 years, CDC says.

A major certifier of fair trade foods says it wants to buy and certify coffee from big farms. But others in fair trade say that goes against the industry's priority of helping small farmers.

Like most sunbelt cities, the growth model in Las Vegas. Nevada was to expand out, creating sprawling suburbs and quiet gated communities.In Part Three of…

A man, now 29 years old, claims that as a boy he was sexually abused more than 100 times by the former Penn State assistant football coach. Sandusky has previously said he never sexually abused anyone.