Cultural differences have manifested themselves in the DNA of distinct, regional populations.

A newly discovered gene helps to keep vocal cords limber.

Zinc may be creeping into the water supply, which could have an affect on brain function.

Shiloh Pepin, a girl who was born with fused legs, passed away over the weekend.

A new computer program developed by doctors can detect victims of abuse.

Is the swine flu vaccine necessary and safe? We asked the experts to address common concerns.

Production of the swine flu vaccine is running several weeks behind schedule.

Modified nanoparticles that can identify prostate cancer could find a wide variety of diseases.

Junk food can elicit the same kind of addictive behavior in rats as heroin.

A complete map of the switches governing the operation of the human genome is plotted.

Mosquito-borne diseases could be controlled using a parasite known as Wolbachia.

Tyrannosaurus rex and its relatives suffered from a potentially life-threatening disease.

Virus-like particles could dramatically accelerate the process of vaccine production.

A magnitude 8.3 earthquake struck Samoa, triggering a tsunami.

Champagne bubbles create a mist that wafts the aroma to the drinker.