Do you want corn with that? A new chemical analysis of corn-laden burgers, fries, and chicken sandwiches may suggest bad news for our health and the environment.

Chickens, pigs, and cattle scored more wiggle room in a new law passed Tuesday in California. But farmers are crying foul, saying the legislation would cripple their businesses.

Açaí has become popular in the U.S. and Europe, but perhaps the fruit's most concrete effects are felt in its Brazilian home, where açaí is changing incomes and lifestyles.

The oldest intact human mummy, Otzi, comes from a genetic line that has either died off or become extremely rare, according to a new DNA study.

Egyptian mummies with malaria and two skeletons from Israel that had tuberculosis are helping scientists understand how and why disease-causing organisms evolve.

As South Africa reels from a major HIV/AIDS epidemic, health workers are turning to cell phone technology to get the word out about testing for the virus.

People who hold, say, hot drinks judge another person more favorably than people holding cold items do, a new study shows.

A family in India chooses to opt out of surgery to correct a congenital condition known as syndactyly, in which one or more digits are fused together.

The first of this year's Nobel Prizes, awarded for medicine, has been jointly won by scientists who identified the viruses that cause AIDS and cervical cancer.

The virus first appeared at least three decades before researchers had thought, and it may have been triggered by rapid urbanization in west-central Africa during the early 20th century.

Giant diamond discovered, Hurricane Ike victims return to ruins, and more in our roundup of the week's best news photos.

You don't have to wake up to smell the roses: Exposure to a rose scent means pleasant dreams, while smelling rotten eggs gives dreams a negative cast, researchers found.

Watch as some Hurricane Ike victims in Texas get their first glimpses of the storm damage in their communities.

Fallow deer bucks with the deepest groans are most popular with does, a new study shows.

A small village in India has about a hundred pairs of twins, mostly same sex and 90 percent born in the last 20 years. No one can explain the phenomenon.