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

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

Antisense oligonucleotides (ASOs), used to treat genetic diseases, can affect how cells repair damage to their DNA. This is ...

For decades, the Golden State Killer avoided capture despite leaving DNA at multiple crime scenes. Traditional databases failed, fingerprints led nowhere, and the case went cold. Everything changed ...

DNA is the blueprint of life. Genes encode proteins and serve as the body’s basic components. However, building a functioning organism also requires precise instructions about when, where, and how ...

Investigators working on the case of missing Nancy Guthrie are turning to the investigative method that helped law enforcement identify Bryan Kohberger as the suspect in the slayings of four ...

In 1869, Swiss scientist Friedrich Miescher isolated a mysterious substance from cell nuclei—an overlooked finding that would later reshape biology and our understanding of life itself. A ...

Smithsonian researcher Sarah Johnson studies bison specimens to understand how the species’s genetic diversity changed after its decline ...

DNA repair is essential for the maintenance of genomic stability and its failure can lead to human disease. Various DNA repair systems exist, such as base excision repair, nucleotide excision repair, ...

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...