In a French criminal trial, conventional DNA analysis couldn’t distinguish between twin brothers, but emerging scientific methods could help in such cases.

We wanted to see if Ancestry can actually reveal a person’s family history and what records were available in its database, ...

Healthcare professionals can use genetic tests to identify genetic changes that people inherit from their parents through DNA. The results of genetic tests can inform diagnoses or provide information ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When it came time to start a family, Sarah Elizabeth Orlando, 33, knew she would go about it differently.

Recently, my dad discovered a family secret: In the 1960s, one of his first cousins, now deceased, fathered a previously unknown child with a woman who placed the baby for adoption. The records were ...

A DNA test could help match patients with psychiatric medications, potentially reducing the long and frustrating trial-and-error process.

"At first, I kind of laughed … But they were serious. I could just see the seriousness in their faces." In this book excerpt, Lise Barnéoud explores the limitations of DNA testing.

At Children's Hospital Colorado, Aurora, Colorado, pediatricians will soon have a new ally in diagnosing and identifying complex neurodevelopmental conditions like ...

Environmental DNA (eDNA) tests can identify genetic material left by organisms in the environment, such as cells and ...