Researchers find trace DNA on a Renaissance drawing linked to Leonardo da Vinci, showing how fragile artworks can preserve biological clues.

For years, the federal government has been amassing DNA profiles of noncitizens. But recently released Customs and Border Protection (CBP) data reveal that officials knowingly collected the DNA of ...

The best home DNA kits can provide a window into our ancestry, genetic traits, and overall health. They can trace family ...