Increases in the length of some small portions of DNA, or microsatellite repeat expansions, have been linked to a number of neurological disorders. Many of the aberrant genetic sequences are then ...

CHARLESTON, S.C. — When he recently walked into the dental clinic at the Medical University of South Carolina donning a bright-blue pullover with “In Our DNA SC” embroidered prominently on the front, ...

Some koalas may recover their genes after major population crashes. Growing koala populations may rebuild genetic strength over time.

Koalas’ population comeback may be doing more than boosting numbers—it could also be rebuilding their lost genetic diversity.

You’ve probably heard that purebred dogs aren’t as healthy as mixed breeds. It sounds logical—more genetic diversity should mean fewer inherited problems.

The Mayo Clinic has identified a genetic problem believed to have caused sudden death in 18 of 23 Amish young people who had it, according to media reports. The study published recently in JAMA ...

However, there are also some commonalities in these approaches when one scratches beneath the surface. Results from behavioral and molecular genetics studies clearly imply that alcohol dependence is ...

Emotional, social and psychiatric problems in children and adolescents have been linked to higher levels of genetic vulnerability for adult depression. Emotional, social and psychiatric problems in ...

The largest study to date on genetics and same-sex sexual behavior was published last week, and it concluded something many queer people have been saying for a long time: Sexual orientation is ...