By examining genomic variation more closely, scientists can now identify new disease connections with greater speed and accuracy. For centuries, scientists have recognized that certain illnesses can ...

Mayo Clinic researchers have identified a protein that acts like a traffic controller for DNA, preventing damage during cell ...

Scientists are exploring how RNA might have jump-started life four billion years ago and how it's now advancing drug ...

Visualizing and quantifying DNA replication dynamics in living human cells remains challenging. Here, a new super-resolution ...

This diagram depicts the chemical structure of pyrimidine, a six-membered aromatic ring with two nitrogen atoms at positions 1 and 3 (highlighted in blue). The remaining positions are occupied by ...

The discovery centers on the unique strands of DNA contained within our mitochondria, the power stations of our cells. By ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In 1957, just four years after Francis Crick and other scientists solved the riddle of ...

RNA’s Surprising Role in DNA Repair New insights could lead to improved treatments for cancer and other diseases. Francesca Storici and her research team discovered a surprising role for RNA in DNA ...

A chemical modification in the HIV-1 RNA genome whose function has been a matter of scientific debate is now confirmed to be key to the virus's ability to survive and thrive after infecting host cells ...

Scientists are exploring how RNA might have jump-started life four billion years ago and how it's now advancing drug ...