Chemistry is complicated; that includes ingredients in artificially flavored fizzy drinks. Soda makers bowed to pressure to drop brominated vegetable oil, but its safety hasn't been very well studied.
The team can help with intelligence and hostage negotiations, the State Department said. Nigeria has been criticized for its inability to find the 276 girls abducted from a school last month.
Massachusetts is the latest state that was gung-ho on health care overhaul to concede it had failed to make it easy for people to enroll. Oregon and Maryland also scrapped their online exchanges.
For decades, the speed of racehorses and dogs has stagnated. But humans keep getting faster. On the 60th anniversary of the first time a human ran a mile in under four minutes, we ponder why.
The girl's mother is now telling the story of how uniformed officers arrested her daughter last year, sparking a debate in the city.
The group has been around for more than a decade, and the U.S. says it has links to al-Qaida. Boko Haram has now achieved international notoriety by kidnapping more than 200 schoolgirls.
Razed to make way for Central Park, Seneca Village was a vibrant neighborhood in 19th century Manhattan. Now researchers are looking for descendants.
German drug company Bayer makes a deal with U.S.-based Merck & Co. The purchase includes brands such as Claritin, Coppertone and Dr. Scholl's.
The U.S. Preventive Services Task Force says there's not enough evidence to know if routine testing for cognitive impairment in older people helps or hurts. So patients have to decide on their own.
She says the gunmen claimed to be soldiers who had come to help girls abducted last month. It wasn't until the men stole food and set fire to a school that the girls were certain they were in trouble.
Iowa and Mississippi share a dubious distinction: They're the only two states that have never sent a woman to Congress or elected one as governor.
A report overseen by the government finds climate change is causing more frequent heat waves, floods and droughts. The change, the study concludes, is also disrupting key parts of the economy.
Primaries in Indiana, North Carolina and Ohio serve as the kickoff for an intense two-month stretch of elections. Did we mention former American Idol star Clay Aiken is on the ballot?
Also: Edwidge Danticat on the real price of sugar; the winners of the O. Henry Prize.
After the plane's altitude was misinterpreted, efforts to route airliners around it over California created havoc. The U-2 was reportedly flying at 60,000 feet, but computers thought it was far lower.
Ukraine says its military has killed 30 pro-Russian separatists as government forces try to retake eastern cities near the border with Russia. At least four Ukrainian soldiers have died.
A Gallup survey suggests the factors that should be guiding decisions on selecting a college are not selectivity or prestige, but cost of attendance, great teaching and deep learning — in that order.
A Pennsylvania school board will decide this month whether students are allowed to ban "Redskins" from their paper. Student editors say it's a racist term and are ready to bring the case to court.
More than 300,000 African and African-American slaves were sold in Shockoe Bottom. Today, residents and city officials are debating how to preserve the area: Memorial or stadium and museum?
The parents of a young boy made a terrible discovery while looking through photographs they had taken of him as a baby. They noticed a white dot where a black pupil should have been.