genes

Retroviruses joined the human genome long ago; their effects are not yet clear.

What could be the most controversial medical test yet is looming.

Examining the award-winning work toward the future of antibiotics that won the 2009 Nobel Prize in chemistry.

Canine DNA contains two copies of a gene that most dogs only have one of.

The choices that fathers make as boys may affect the health of their future sons, grandsons, and even their great-grandsons.