The company warns pills may have been put in the wrong bottles at its Nebraska plant. Find out which over-the-counter pills are being recalled.

A new study shows the brain's ability to reason, recall information and use words starts declining 15 years earlier than previously thought.

A vaccine that protects rhesus monkeys from the SIV virus could be modified to help combat HIV viruses in humans.

The mimic octopus is an expert at impersonating fish. Now it's inspired a fish to impersonate it right back.

New research from UC Berkeley examines how lizards and dinosaurs use their tails midair. Adding tails to robots could make them more agile.

An abortions rights activist posted steps for a do-it-yourself abortion on her Facebook page.

Researchers in the UK say they have discovered several new species of sea creatures living near the only known hydrothermal vent in Antarctica.

New commercials and billboards feature overweight children and harsh messages, but will they be affective against the epidemic?

Scientists have found 57 hybrid sharks that are a cross between two types. Find out why the sharks are cross-breeding.

A study of wild chimps shows they're more likely to make alarm calls when other chimps are unaware of danger.

A bus driver in Shenzhen, China passed away Saturday after testing positive for the H5N1 avian influenza virus.

China unveiled its plan to put a man on the moon. U.S. analysts ask how it reflects on America's space program.

A volcanic island formed over the past two weeks off the coast of Yemen.

New research links memory loss to a type of stroke suffered by nearly 25 percent of older adults.

Bachmann loses top Iowa staffer; Kim Jong-un officially declared as supreme leader; Hugo Chávez hints at U.S. 'cancer plot'; Build-a-Bear recall.

A new painkiller being developed is 10 times the strength of Vicodin and critics are worried it will lead to wide-spread drug abuse.

Sears to close more than 100 stores; missing 9-year-old Aliahna Lemmon found dead; Al Qaeda claims responsibility for Baghdad bombings.

A new study suggests kids with bad relationships with their mothers are more likely to be obese as teens.

The actor and his 56-year-old wife have welcomed a new baby girl. But the buzz isn't about baby. The media is examining the actor's age.

Engineers in Japan have built a car that can tell one driver from another by the shape of their rear ends.

A basketball-sized metal ball fell to Earth, landing in northern Namibia. Officials are asking NASA and the ESA to help identify it.

New research reveals pigeons might be as good with numbers as monkeys. One researcher called them the "Einsteins of the bird world."

The Dawn spacecraft is sending back the highest-res images it will take of the Vesta asteroid.

Picturesque wave clouds rolled past Birmingham, Alabama, caused by two layers of air moving different speeds.

Hundreds of thousands of women have implants that were made with an unapproved silicone gel. What are the risks, and what's being done?

Baghdad bomb leaves 60 dead; missing Kansas woman found safe; Texas jury awards $150 billion settlement; France to remove dangerous breast implants.

A study by journalists in the UK found that 92 out of 100 public baby changing tables have trace amounts of cocaine on them.

In a first for Canada, researchers have approval to start HIV vaccine trials on humans.

Ecologists from the Netherlands say the trees that produce Frankincense are disappearing -- find out why.

Located about 1,000 light years away, Kepler 20e and 20f are similar in size to Earth, though not quite habitable.