From The Associated Press SAN DIEGO – California law enforcement officials say a convicted sex offender was linked to the death of Chelsea King through DNA matching of semen found in the victim's...

From the Associated Press by Karen Hawkins CHICAGO – An international group of scientists has decoded the DNA of the domestic pig, research that may one day prove useful in finding new treatments...

From The Associated Press   LONDON – Like so many great discoveries, it was an accident. British scientist Alec Jeffreys realized 25 years ago Thursday that individuals have "DNA fingerprints,"...