Add Yahoo as a preferred source to see more of our stories on Google. In 1957, just four years after Francis Crick and other scientists solved the riddle of DNA’s structure—the now famous double helix ...

RNA was long considered DNA’s boring biochemical relative. Researchers thought it merely takes the genetic information stored in DNA and delivers it to other parts of the cell, where it is then used ...

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 ...