We tested 7 dog DNA tests on 3 dogs to compare breed accuracy, health screening, and speed. These kits delivered the most ...

Genealogical and genetic ancestors aren’t the same thing. A DNA match − or a lack of one − may not tell you what you imagine ...

Research on ancient DNA is surging, but how can scientists ensure that human remains of irreplaceable significance are ...

Without a sample of the former president’s DNA in evidence in the case, both sides agreed not to discuss the issue at trial. By Kate Christobek In the last few minutes of questioning in the defamation ...

Contamination and other errors in DNA analysis have occurred at the Washington State Patrol crime labs, most of it the result of sloppy work. The most common problems are cross-contamination by ...