UNITED STATES

State Bill 339 has historic significance, but poses problems for Texas medical practitioners, who risk running afoul of federal law with every prescription.

The lawsuit appeared to be the first filed by a nonemployee of the U.S. passenger rail service. Last week, an Amtrak worker who was riding the train as a passenger, filed the first lawsuit.

The United States and United Nations expressed deep concern on Monday about the death sentences handed down in Egypt for President Mohamed Mursi and other Islamists, while Turkey warned of Middle East turmoil if they are carried out.

The multiyear deal will affect Starbucks' stores, rewards.

President Barack Obama and former President Bill Clinton exchanged Twitter quips Monday.

U.S. prosecutors are said to be investigating high-ranking Venezuelan officials for possible cocaine trafficking.

Five biker gangs were involved in a central Texas gunfight Sunday, but two of them had been clashing for weeks across the state.

“One must not let oneself be overwhelmed by sadness.”

Kids with asthma would benefit from a test for peanut sensitivity, especially when wheezing and coughing are difficult to control.

President Obama's initiative has earned some early doubts from police unions, though researchers are largely on board.

Michelle Obama has two accounts on the microblogging site. Now her husband joins the trend at last.

Universal Pictures prepares for Steve Jobs movie launch with first teaser trailer.

Rising temperatures and less predictable rain patterns are hurting production of coffee and other cash crops, the Thomson Reuters Foundation found.

The specialty drug company will become one of the top five purveyors of generic drugs in the U.S. by sales.

As Washington debates the Trans-Pacific Partnership, a report sheds light on past trade pacts' effects on labor standards.

The loss of Ramadi challenged Iraqi government assurances that it will soon mount an effective offensive to recapture Mosul, the country’s second-largest city.

The court ruled that Samsung infringed on Apple's design patents but not its trade dress claims.

The U.S. special operation targeting an ISIS leader in Syria won’t stop the group’s military advances, say experts.

Using the classic “lever test,” researchers found that rats were all too eager to self-administer the drug.

A steep drop in U.S. gasoline prices is expected to boost retail sales, but Americans remain somewhat cautious on spending.

Buffett's Berkshire Hathaway Inc. has invested billions in clean energy. But now it's opposing a Nevada proposal to boost rooftop solar projects.