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American student Amanda Knox's bid to overturn her conviction for the murder of her British roommate in Italy may have been given a boost by fresh DNA analysis, Italian news agency ANSA reported Wednesday.

Imagine being pregnant and taking a simple blood test that lays bare the DNA of your fetus. And suppose that DNA could reveal not only medical ...

Scientists say within a few years, a simple cheek swab could allow health experts to create individualized diet plans for people based on their ...

DNA taken from former International Monetary Fund leader Dominique Strauss-Kahn matches material on the uniform of a hotel maid who says he sexually assaulted her, two people familiar with the investigation told The Associated Press....

Theodore Kaczynski, the so-called Unabomber imprisoned for life for killing three people, said the Federal Bureau of Investigation wants his DNA to determine if he was responsible for the 1982 Tylenol ...

The U.S. faces a quandary in proving the Al Qaeda's leader death without inflaming his supporters, and may release photos of his body. Skeptics include the mother of a Sept. 11 victim.Within hours of the raid on Osama bin Laden's Pakistani compound, the CIA had used 21st century technology to get "a virtually 100% DNA match" on the dead man.

The Supreme Court has given another legal reprieve to a Texas death row inmate who says DNA testing of crime scene evidence will prove his "actual innocence."

A parolee who served more than 30 years for a crime he didn't commit was exonerated this morning in a Dallas courtroom. Cornelius Dupree, who was cleared by DNA evidence after serving more than 30 years for a ...

American Amanda Knox won a major victory Saturday in her appeal of the murder conviction in the death of her British roommate when an Italian appellate judge granted approval of independent forensic reviews on two key pieces of evidence.

Cigarette smoke causes immediate damage to the lungs and to DNA, and President Barack Obama's administration will make stop-smoking efforts a priority, federal health officials said on Thursday.