Human egg cells are often prone to chromosomal errors. As women age, the error rate increases sharply — and can contribute to infertility, pregnancy loss, and ...

Ancient viral DNA embedded in the human genome may boost people's susceptibility to neuropsychiatric disorders, such as depression, bipolar disorder and schizophrenia. A study published in May in the ...

An HIV-derived nucleoside therapy now treats rare genetic diseases by restoring mitochondrial DNA and improving muscle ...

The human genetic blueprint is deceptively simple. Our genes are tightly wound into 46 X-shaped structures called chromosomes. Crafted by evolution, they carry DNA and replicate when cells divide, ...

More than 20 years after people got a peek at the first draft of the human genome, our genetic instruction book, researchers have unlocked the next level: the human pangenome. The more complete ...